standrd model questions for cse and it

7/30/2019 Standrd Model Questions for CSE and IT

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K L UniversityK L University, 29-36-38, Museum Road, Governorpet

VIJAYAWADA - 500 002,

Phone Number 08662577715, http:// www.kluniversity.in

Model Questions for Entrance Test for PhD AdmissionsDepartments of Computer Science and Engineering &

Information Science and Technology

Section-A Software Engineering

1. What are the artifacts of Requirements AnalysisA. SRS - Software Requirement Specification

B. System Test PlanC. Acceptance Test PlanD. all

2. Project schedules are often based on programmer productivity on past projectsas measured in terms of size unit per time unit (such as lines of code per day).Which one must be considered when developing project schedules using thisapproach?

A. Time scheduleB. Similarity of projectsC. Expertise of programmersD. Programming language

3. Which model is thrown away once all requirements are understood:A. Process ModelB. Prototyping ModelC. Spiral ModelD. Water Fall Model

4. What are three parts of a feasibility analysis?

A. Legal feasibilityB. Political feasibilityC. Technical feasibility & economic feasibilityD. None

5. Which Testing will test the implementation of the business needs?A. Function TestingB. Performance TestingC. Acceptance TestingD. Integration Testing


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6. Which model is thrown away once all requirements are understood:A. Process ModelB. Prototyping ModelC. Spiral ModelD. Water Fall Model

7. Which of the following is an example for testing tools?A. Load RunnerB. Test Manager

C. BothD. None

8. A software engineer who knows the system of which the software is a part is:

A. ReviewerB. ArchitectC. AnalystD. Domain Expert

9. SDLC stands for

A. Software Development Life CycleB. Software Deployment Life CycleC. System Deployment Life Cycle

D. System Development Life Cycle

10. Sandwich Integration is the combination of

A. Top down and big bang integrationB. Bottom up and big bang integrationC. Top down and bottom up integrationD. none

11. Resolution of all ambiguous statements in which phase

A. Design

B. TestingC. AnalysisD. Coding

12. Software Engineering usesA. MethodsB. ProceduresC. Tools


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D. all

13. There are ________ levels which are used to test a phase of the softwaredevelopment life cycle

A. 4B. 3C. 1D. 2

14. Example for Structural testing

A. Functional testingB. Unit testingC. Structural testingD. System Testing

15. Effort required in transferring a program from one hardware configuration andsoftware system environment to another isA. CorrectnessB. PortabilityC. ReusabilityD. Reliability

16. Example for functional testingA. System TestingB. Unit testing

C. Functional testingD. Structural testing

17. The number of occurrences of a data object that relates to a number ofoccurrences of another data object

A. RedundancyB. CardinalityC. none

D. both

18. Maintenance projects require which Testing?

A. Integration TestingB. Acceptance TestingC. Performance TestingD. Regression Testing


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19. Which Testing will test the non-functional requirements of the system?

A. Function TestingB. Performance TestingC. Unit TestingD. Acceptance Testing

20. ISO certifies the _______ of the processes.

A. MethodologyB. QualityC. NoneD. Quantity

21. There are ____ factors for Software QualityA. 6B. 4C. 2D. 8

22. The focus area of Repeatable level is

A. Product & Process QualityB. Project Management

C. Engineering ProcessD. Continuous Improvement

23. Cost of quality comprises of components

A. Cost of PreventionB. Cost of FailureC. Cost of Appraisal

D. All

24. The communication among the different modules is done by

A. Procedural DetailB. Data DesignC. Interface DesignD. Software Architecture


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25. The methodology for doing Analysis and Design is

A. SDLCB. PrototypingC. SSADD. none

26. How many Testing Terminologies are there

A. 2B. 1C. 3D. 4

27. Integration can be done in how many different ways?

A. 4B. 2C. 1D. 3

28. The architecture components for product engineering are

a. data, hardware, software, people

b. data, documentation, hardware, softwarec. data, hardware, software, proceduresd. documentation, hardware, people, procedures

29. The best way to conduct a requirements validation review is to

a. examine the system model for errorsb. have the customer look over the requirements

c. send them to the design team and see if they have any concernsd. use a checklist of questions to examine each requirement

30. Which of these people would not be likely to part of the FAST team?

a. hardware and software engineersb. manufacturing representativec. marketing representativesd. senior financial officers


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31. A task set will grow in size and complexity as the degree of rigor

a. shrinks b. changes c. grows d. all of the above

32. The task (activity) network is a useful mechanism for

a. computing the overall effort estimateb. detecting inter-task dependenciesc. specifying the task set to the customer

d. none of the above

33. What is the normal order of activities in which software testing is organized?

a. unit, integration, system, validationb. system, integration, unit, validationc. unit, integration, validation, systemd. none of the above

34. Top-down integration testing has as it's major advantage(s) that

a. low level modules never need testingb. major decision points are tested earlyc. no stubs need to be writtend. none of the above

35. Smoke testing might best be described as

a. bulletproofing shrink-wrapped softwareb. rolling integration testingc. testing that hides implementation errorsd. unit testing for small programs

36. Which of the following is not one of three software product aspects addressedby McCall's software quality factors?

a. ability to undergo change

b. adaptability to new environmentsc. operational characteristicsd. production costs and scheduling


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37. A generalized description of a collection of similar objects is a

a. class b. instance c. subclass d. super class

38. Assume team A has access to a robust class library and team B does not. Ifboth teams were building the same software product you would expect

a. team A to complete the product faster and at a lower costb. team B to complete the produce faster and at a lower cost

c. team A to spend more team testing and debugging their coded. team B to product a better product programming from scratch

39. A guardian object

a. controls access to a resource and moderates conflicting requests for itb. is a multimedia database objectc. provides security to a networked or web-based systemd. none of the above

40. Fault-based testing is best reserved for

a. conventional software testingb. operations and classes that are critical or suspectc. use-case validation

d. white-box testing of operator algorithms

41. OO metrics represent abstractions in measures of a(n)

a. attribute b. class c. object d. operation

42. What defines the circumstances in which a particular operation is valid?

a. data invariant b. precondition c. post condition d. state

43. The clean room strategy relies on

a. exhaustive testingb. extensive unit testing of all modulesc. tests that exercise the software as it is really usedd. white box testing strategies


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44. _______involve the refinement of the identified classes

a . OOA b. OOI c. OOD d. OOSD

45. Test plan involves

a. Test cases b. both c. Testing methodologies c. None

46. What are the artifacts of Requirements Analysis

a. SRS - Software Requirement Specification b. allc. Acceptance Test Plan

d. System Test Plan

47. Which Testing will test the implementation of the business needs?

A. Function TestingB. Performance TestingC. Acceptance TestingD. Integration Testing

48. Reduction in the risk of misinterpretation is done by

A. Analysis B. Testing C. Design D. Coding

49. Which is included in the software requirements specification?

A. Error handlingB. Functional descriptionC Performance descriptionD. Maintainability description

50. The focus area of Managed level is

A. Engineering Process

B. Project ManagementC. Product & Process QualityD. Continuous Improvement


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51. Working Models comes in which of the following phase?

A. ConstructB. DeploymentC. TestD. Requirement

52. Which test is conducted in the end-users environment?

a. Alpha testing b. Beta testing c. System Testingd. Functional testing

53.Quality assurance is a function responsible for

a. Controlling quality b) Managing quality

c. Inspections d) Removal of defects

54. Which is not a golden rule

a) Be consistentb) Be optimizec) Speak the users memory loadd) Provide feedback

55. Identify design issue

a. Internationalizationb. Cohesionc. Common couplingd. None

56.In user interface development life cycle flour screen prototypes contains inwhich phase

a.Deployb. Construct

c. Designd. Requirement analysis

57. What level of enterprise are they expected to have on first approaching theproduct is referred to

a. Environment profileb. Task profile


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c. User profiled. None of the above

58.Which model represents the designers perception of the systema. Design modelb. Conceptual modelc. User modeld. All the above

59. These prototypes display a wide range of features but without fully

implementing all of those featuresa. Vertical prototypeb. Cross prototypec. Horizontal prototyped. New prototype

60. Usability Heuristics minimize the users------------A. NoneB. TimeC. EnergyD. Memory load

60.Good user interface uses:

A. Words and concepts from users world

B. Words from users worldC. System-oriented termsD. Concepts from users world

61.What is not an aspect of UID?

A. LocalizationB. Techniques like locale, resource bundles

C. GeneralizationD. Internationalization

63. What is meant by Icons?

A. They are used as metaphors for functions or actionsB. Icons should be clickable for initiating an eventC. Icons are small pictures that usually represent objects in the physical worldD. All

64. What is User Interface (UI)?A. NoneB. Back end


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C. ControllerD. Front end

65. The use of metaphors can have a significant impact uponA. NoneB. DevelopersC. End-usersD. Stakeholders

66. A corporation uses formal methods for requirements specification because

they believe that it guarantees that the customer's needs will be met by the new

software application. Which statement about this corporation's belief is true?

A. Formal methods do provide this guarantee because they are safer to use.B. Formal methods do not provide this guarantee because they are not testable.C. Formal methods do provide this guarantee because they are based on

mathematical techniques for which proof systems exist.D. Formal methods do not provide this guarantee because they are difficult to

communicate accurately to the user.

67. Modifying existing standards to better match the need of a project or

environment isa. Definition b. Standard for a standard

c. Customization d. Tailoring

68. There is no need to use pinning actions for which of the following indisplay:

A. Top partB. Sides partC. Corners partD. Middle part

69. What is operating environment metaphor?A. DesktopB. Remote DesktopC. BothD. None


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70. What is the Importance of User interface?A. Increases popularityB. No such Importance to be consideredC. It is the look and feel of s/w packageD. Just for show

71. Metaphor means:A. Adding of two things

B. Implied Difference between two thingsC. NoneD. Implied Comparison between two things implying one is other.

72. Field values are inserted to the ------------------ of field labels:A. RightB. NoneC. LeftD. Center

73. Design phase includes:A. Identifying main components & main feature of each componentB. Only one of the options is trueC. Build conceptual model & sequence of eventsD. Both

74. VDU stands for:A. Visual Discharge UnitB. Video Discharge UnitC. Video Display UnitD. Visual Display Unit

75. Clustering means

A. Similar techniques should be used across screensB. Similar technologies should be used across screensC. Similar controls should be used across screensD. Similar terms should be used across screens

76. How many levels of usability testing are there:A. 2B. 5C. 4D. 3


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77. Which of the items listed below is not one of the software engineering layers?A. Process B. Manufacturing C. Methods D. Tools

78. Which of these terms is a level name in the Capability Maturity Model?A. Ad hoc B. Repeatable C. Reusable D. Organized

79. Which of these is not a valid reason for measuring software processes,products, and resources?

A. to characterize them B. to evaluate them C. to price themD. to improve them

80. The objective of software project planning is toA. Convince the customer that a project is feasible.B. Make use of historical project data.C. Enable a manager to make reasonable estimates of cost and schedule.D. Determine the probable profit margin prior to bidding on a project.

81. Which of the following is not one of the guiding principles of software projectscheduling?

A. compartmentalization B. market assessment C. time allocationD. effort validation

82. The 40-20-40 rule suggests that the least amount of development effort bespent on

A. estimation and planning B. analysis and design C. coding D. testing

83. What is meant by Localization?

A. Process of making available the same application in Different languages

B. Localization is the process of adapting your application for the countries in

which it will be used

C. Localization is the process of making your application for Outside countries in

which it will be used

D. All


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84. We have to allow the users to control the interface depending upon the skill

level. It is

A. False

B. True

C. None

D. Depends on situation

85. ERGONOMICS is a branch of:

A. Management

B. ScienceC. None

D. Arts

86. When does the design become more interactive?

A. It can be either medium or low level language

B. Medium level language

C. Usage of that language, with which user is comfortable

D. Complex language

87. Binding denotes:A. Assigning memory at run timeB. Linking with derived classC. Association of a name with a classD. Giving name to a class

88. Which access specifier is used, for the process of hiding the members fromoutside the class?

A. PublicB. ProtectedC. Default

D. Private

89 Relationships in UML are?

a) Is-A b) has-A c) Uses-A d) all

90) Overriding effects on which class?


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a) Class b) method c) base class d) derived class

91) Overloading effects on which of the following parameters?

a) Method b) class c) actual parameters d) formal parameters

92) Generalization means the following?

a) Coming from subclass to super class b) going back from subclass to super classc) Both d) none

93) In UML Aggregation represents?

a) Is-A b) has-A c) Uses-A d) none

94). which of the fallowing is not instantiated?

a) Class b) object c) abstract class d) all

95) In Structured Programming the Design approach is ?

a) Bottom-Up b)Top-Down c) both d) none

96) Expand the term CASE:

a) Computer Aided Software Engineering

b) Complicated and Analytical Software Engineeringc) Control Analyst System Engineerd) None of these

97) Method Overloading and Method Overriding are Examples for?

a)Inheritance b) Compile-Time Binding b)Binding d)Abstraction

98)____________________model can be called as meta model in thedevelopment

(a) Prototype (b) RAD (c) life cycle (d) incremental

99)_____________________measure accommodates applications in whichalgorithmic complexity is high.

(a) feature points (b) function point (c) LOC (d) none

100)___________________language implies a program by specifying the desiredresult rather than specifying action required to achieve the result.


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(a) non procedural (b) procedural (c) high level (d) machine level


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Section-B Data Warehousing and Mining

1.Which of the following is the most popularly available and rich informationrepositories?

a. Temporal databasesb. Relational databasesc. Transactional databasesd. spatial databases

2. Which of the following databases is used to store time-related data?a. Spatial databasesb. Text databasesc. Multimedia databasesd. Temporal databases

3. From a DWH perspective, data mining can be viewed as an advanced stageof

a. On-Line Transaction Processingb. On-Line Data Processingc. On-Line Analytical Processingd. On-Line Electronic Processing

4. A _ _ _ _ _ _ is a group of heterogeneous databases?a. Time series databasesb. Object oriented databasesc. Legacy databasesd. Spatial databases

5. Many people treat data mining as synonym for another popularly used terma. Knowledge Discovery in databasesb. knowledge inventory in databasesc. Knowledge acceptance in databasesd. knowledge disposal in databases.

6. A _ _ _ _ _ _ _ is a repository of information collected from multiple squaresstored under a unified schema, and which usually resides at a single site.

a. Data miningb. Databasec. Data warehoused. legacy databases

7. Which of the following databases is used to store image, audio, and videodata?

a. Heterogeneous databasesb. Temporal databasesc. Legacy databasesd. Multimedia databases


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8. Which of the following is a summarization of the general characteristics orfeatures of a target class of data?

a. Data discriminationb. Data characterizationc. Data compressiond. Meta data

9._ _ _ _ _ _ _ is a comparison of the general features of target class dataobjects with general features of objects from one or a set of contrastingclasses.

a. Data characterizationb. Data summarizationc. Data discriminationd. Meta data

10._ _ _ _ _ _ _ interestingness measures are based on user beliefs in the data.

a. Objectiveb. Descriptivec. Collectived. Subjective

11._ _ _ _ _ _ mining tasks characterize the general properties of the data inthe databases.

a. Descriptiveb. Predictivec. Metadatad. Data

12.The derived model may be represented in the form of

a. ER modelb. Flow chartc. Decision treesd. DFD

13.Which of the following is the classification of data mining systems?

a. Summarizationb. Visualizationc. Discriminationd. Characterization

14.An _ _ _ _ _ _ System typically adopts either a star or snow flake model andsubject oriented database design.

a. On-Line Transaction Processing


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b. On-Line Electronic Processingc. On-Line Analytical Processingd. On-Line Data Processing

15.The access patterns of an _ _ _ _ system consist mainly of short, atomictransactions.

a. On-Line Analytical Processingb. On-Line Transaction Processingc. On-Line Electronic Processingd. On-Line Data Processing

16.Which of the following approach requires complex information filtering andintegration processes and competes for resources with processing at localsources?

a. Update-driven approachb. Integrate-driven approachc. Query-driven approachd. Data-driven approach

17.An _ _ _ system focuses mainly on the current data with in an enterprise ordepartment, without referring to historical data or data in differentorganizations .

a. On-Line Analytical Processingb. On-Line Data Processingc. On-Line Electronic Processingd. On-Line Transaction Processing

18.The basic characteristic of On-line Analytical Processing is

a. Informational processingb. Operational processingc. Data processingd. Data cleaning

19.Which of the following cuboid that holds the highest level of summerization?

a. Cuboidb. Base cuboidc. Non-base cuboidd. Apex coboid

20._ _ _ _ _ _ _ _ _ _ is a visualization operation that rotates the data axes in

view in order to provide an alternative presentation of the data

a. Rollupb. Drill downc. Pivotd. Slice & dice

21._ _ _ _ _ _ tables can be specified by users or experts, or automaticallygenerated and adjusted based on data distributions.


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a. Factb. Summarizedc. Dimensiond. Relational

22._ _ _ _ _ _ _ executes queries involving more than one fact table

a. Drill-throughb. Drill-acrossc. Drill-downd. Rotate

23.A _ _ _ _ _ allows data to be modeled and viewed in multiple dimensions.

a. Meta datab. Data cubec. Databased. Fact table

24.The major difference between the snowflake and star schema models is thatthe dimension tables of the snowflake model image kept in _ _ _ _ form

a. Standardb. De-normalizedc. Normalizedd. Multi dimensional

25.Which of the following is not a measure, which is based on the kind ofaggregation functions used?

a. Cumulativeb. Distributedc. Algebraicd. Holistic

26.Which of the following focuses on socioeconomic applications?

a. Statistical database systemsb. Online Analytical Processing systemsc. Spatial database systemsd. Temporal database systems

27.A _ _ _ _ _ _ _ _ _ model consists of radial lines emanating from a centralpoint, where each line represents a concept hierarchy for a dimension

a.Cube netb. Triangle net

c. Square netd. Star net

28.Which of the following is a Multi Dimensional Online Analytical Processing ?

a. Ess baseb. Databasec. Swiss base


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d. Red brick29.Which of the following is a Hybrid OLAP server?

a. MS SQL server 1.0b. MS SQL 5.0c. MS SQL server 7.0d. MS SQL server 3.0

30.To architect the DWH, the major driving factor to support is

a. An inability to cope with requirements evolutionb. Not populating the warehousec. Day- to- day management of the warehoused. Supporting Online Transaction processing

31.A _ _ _ _ _ _ _ contains a subset of corporate-wide data that is of value to aspecific group of users.

a. Enterprise warehouseb. Virtual warehousec. Data warehoused. Data mart

32.A _ _ _ _ _ _ _ is a set of views over operational databases

a. Enterprise warehouseb. Virtual warehousec. Data warehoused. Data mart

33.What kind of the intermediate servers that stand in between a relational

back-end server and client front-end tools?

a. Hybrid OLAP serversb. Multidimensional OLAP serverc. Relational OLAP serversd. Specialized SQL serverse.

34.Choose the _ _ _ _ _ _ _ _ _ that will populate each fact table record

a. Measuresb. Dimensionsc. Graind.

Business Process35.Meta data repository contains

a. Operational meta datab. Data irrelevant to system performancec. The mapping from the DWH to the operational environmentd. Summarized data


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36._ _ _ _ _ _ _ are created for the data names and definitions of the givenwarehouse

a. Data cubeb. Summarized datac. Meta datad. Detailed Information

37.The _ _ _ _ _ _ _ operator computes aggregates over all subsets of thedimensions specified in the operation.

a. Data baseb. Computer cubec. Define cubed. Group by

38.The bit mapped join indices method is an integrated form of

a. Composite join indexing and bitmap indexingb. Join indexing and composite join indexingc. Join indexing and bitmap indexingd. Bitmap indexing and outer join indexing

39.Which of the following typically gathers data from multiple, heterogeneous,and external sources?

a. Data cleaningb. Loadc. Refreshd. Data extraction

40.OLAM is particularly important for the following reason

a. How quality of data in DWHb. Data processingc. OLTP-based exploratory data analysisd. Online selection of data mining functions

41.Which of the following sets a good example for interactive data analysis andprovides the necessary preparations for exploratory data mining?

a. OLPb. OLAPc. OLTPd.

OLDP42._ _ _ _ _ _ _ _ _ can help business managers find and reach more suitable

customers, as well as gain critical business insights that may help to drivemarket share and raise profits.

a. Data warehouseb. Data miningc. Data summarizationd. Data processing


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43._ _ _ _ _ _ _ _ _ _ _ is an alternative approach in which pre-computedmeasures indicating data exceptions are used to guide the user in the dataanalysis process at all levels of aggregation.

a. Hypothesis-driven explorationb. Inventory-driven explorationc. Discovery-driven explorationd. Exception-driven exploration

44._ _ _ _ _ is a powerful paradigm that integrates OLAP with data miningtechnology.

a. Online Analytical Modelingb. Online Analytical Machinec. Online Analytical Miningd. Online Analytical Monitoring

45.Data warehouse application is _ _ _ _ _ _ _ _ _

a. Data Processingb. Transaction Processingc. Datacubed. Datamining

46.Which of the following performs a linear transformation on the original data?

a. Z-score normalizationb. Normalization with decimal scalingc. Zero-standard deviationd. Min-max normalization

47.Which of the following is the best method for missing values in datacleaning?

a. Fill in the missing value manuallyb. Use the most probable value to fill in the missing valuec. Use the attribute mean to fill the missing valued. Use a global constant to fill in the missing value

48.The minimum and maximum values in a given bin are identified as the

a. Bin meansb. Bin averagec. Bin mediansd.

Bin boundaries49.Which of the following is data transformation operation?

a. Normalizationb. Regressionc. Clusteringd. Binning


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50._ _ _ _ _ methods smooth a sorted data value by consulting in neighborhoodie the values around it.

a. Clusteringb. Binningc. Regressiond. Data reduction

51.Z-score normalization is also called as

a. Min-max normalizationb. Zero-standard deviation normalizationc. Zero-mean normalizationd. Normalization by decimal scaling

52._ _ _ _ _ _ is a random error or variance in a measured variable.

a. Binb. Clusterc. Noised. Regression

53.The data are consolidated into forms appropriate for mining is called as

a. Data reductionb. Data Redundancyc. Data cleand. Data transformation

54.Which of the following is a decision tree algorithm?

a. C3.2b. ID3c. PP2d. DIM

55.Multidimensional index trees include

a. A- treesb. T-treesc. P-treesd. R-trees

56.Which of the following strategy for data reduction is irrelevant, weaklyrelevant, or redundant attributes may be detected and removed?

a. Data cube aggregationb. Dimension reductionc. Data compressiond. Numerosity reduction


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57.In database systems, _ _ _ _ _ are primarily used for providing fast dataaccess.

a. Red-black treesb. Game treesc. Multidimensional index treesd. splay trees

58.If the mining task is classification, and the mining algorithm itself is used todetermine the attribute subset, then this is called a _ _ _ _ _ _ approach.

a. Filterb. Reductionc. Smoothingd. Wrapper

59.The discrete wavelet transformation is closely related to the _ _ _ _ _ _ _

transform.

a. Discrete fourierb. Fourierc. Laplaced. wavelet

60._ _ _ _ _ _ can be used as a data reduction technique since it allows a largedata set to be represented by a much smaller random subset of the data.

a. Clusteringb. Regressionc. Histogramsd. Sampling61.Loy-linear models area. Parametric methodsb. Discrete methodsc. Non-parametric methodsd. Non- discrete methods

62.Which of the following method is the generation of concept of hierarchies forcategorical data?

a. Specification of a portion of a hierarchy by implicit data groupingb. Specification of their partial ordering, but not of a set of attributesc.

Specification of a set of attributes, but not of their partial orderd. Specification of only a partial set of entities

63.Which of the following is based on the maximal asset values, which may leadto a highly biased hierarchy?

a. Cluster analysisb. Segmentationc. Binningd. Histogram analysis


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64.The _ _ _ _ _ can be used to segment numeric data into relatively uniform,"natural" intervals.

a. 1-2-3 ruleb. 2-3-4 rulec. 3-4-5 ruled. 4-5-6rule

65._ _ _ _ _ _ _ techniques can be used to reduce the number of values for agiven continuous attribute, by dividing the range of the attribute intointervals

a. Concept hierarchyb. Discretizationc. Tree-basedd. Index

66._ _ _ _ _ _ _ may be used to guide the mining process or, after discovery toevaluate the discovered patterns.

a. Task-relevant datab. The kind of knowledge to be minedc. Background knowledged. Interestingness measures

67.Which of the following clause is the task-irrelevant data primitive?

a. In relevance tob. Use for warehousec. Analysisd. Order by68.Which of the following coupling schema is used to fetch data from a datarepository managed by database systems?

a. No couplingb. Loose couplingc. Tight couplingd. Semi tight coupling

69 . Decision support systems are used fora. Management decision makingb. providing tactial information to managementc. providing strategic information to management

d. Better operation of an organization70. Quality of information is ensured by

a. Information is complete and uses correct processing rulesb. Information is complete and includes all datac. Information is timely and includes all datad. Information is complete and includes all data up to present time


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71. Drilling down operation in time isa. Going from months to quartersb. Going from quarters to monthsc. Going from days to monthsd. Going from hours to months

72 A characteristic or quality describing an entity is called

a) Attribute b) Key field c) Tuple d) Field

73. The data hierarchy goes from bits and bytes toa) Fields ,records ,files and data basesb) Entites,attributes,fileds and recordsc) Records,entites,fileds and recordsd) None of the above

74. In a -------------- database parts of the database are stored and maintainedphysically in one location and other parts are stored and maintained inother locationa. fragmentedb. contiguousc. splitd. partitioned

75. The type of logical database model that treats data as if they were stored in

the two dimensional table is thea. Network DBMSb. Hybrid DBMSc. Relational DBMSd. Hierarchical DBMS

75. Activities for detecting and correcting data in a database that are incorrect ,incomplete ,improperly formatted or redundant are called

a. Data Cleansinga. Data Auditingb. Data Fragmentingc. Data Verifying

76. Microsoft SQL Server is aa. DBMS for mid range computersb. DBMS for small hand held computingc. Internet DBMSd. Mainframe relational DBMS


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77. For storing data types such as complex information or recursive data---------are useful

a. Hierarchical DBMSb. OODBMSc. Network DBMSd. Relational DBMS

78 .The fundamental principle of data administration is that all dataa. Recursiveb. Be normalizedc. Belongs to a company as a wholed. Be owned by individual department

79. Online transaction processing requires

a. A large server networkb. Fault tolerant computer systemsc. A dedicated phone lined. More processing time

80. As a part of market basket analysis effort a retail company needs to analyzesales transactions data to understand which products tend to be boughttogether by the same customer during each visit to the store. Which datamining function is most appropriate for this business problem?

a.Clustering

b.Regressionc.Associationd.Classification

81 Which mining model needs to be processed through training and testingphase before being applied into the scoring function

a. Sequentialb. Clusteringc. Associationd. Classification

82. The dimension attributes are various------------ in a dimension tablea. Columnsb. Rowsc. Rows and columnsd. None of the above

83. A data mart is at the following ------------ level in an enterprisea. Enterpriseb. Business Division/Departmentc. Enterprise and business division


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d. None of the above84. A data ware house is at the following ---------- level in an enterprise

a. Enterpriseb. Business Division/Departmentc. Enterprise and business divisiond. None of the

85. Star schema is a data ware house schema where dimensional tables area. Normalizedb. De normalizedc. Many fact tablesd. None of the above

86. Snow flake is a data ware house schema where dimensional tables area. Normalizedb. De normalizedc. Many fact tablesd. None of the above

87. All of the following terms describe OLAP, excepta. Gathering of input informationb. Processing informationc. Updating existing information to reflect to the gathered and processed

information

d.None of the above

88. Which tool is used to help an organization build and use business intelligencea. Data Ware houseb. Data Mining toolc. Data Base Management Systemsd. All the above

89. Spatial databases includes

a. Legacy databasesb. Time series databasesc. Satellite image databasesd. Temporal databases

90..What does data dictionary identitya. Field namesb. Field typesc. Field Formatsd. All of the above


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91. Which of the following is a data manipulation tool?a. File generatorsb. Query by example toolc. Structure question languaged. All of the above

92. Which data administration subsystem enables recovery of information database

a. Concurrency control facilitiesb. Reorganization facilitiesc. Backup facilitiesd. Security management facilities

93. Online transaction processing is used because

a) It is efficientb) Disk is used for storing filesc) It can handle queriesd) Transactions occur in batches

94. Data mining is to aid ina) Operational managementb) Analyzing past decisionsc) Detecting patterns in operational datad) Receiving archival data

95. Data mining requiresa) Lots of tactical data

b) Large quantity of operational data over large period of datac) Several disk drives to store archival datad) Large main frame computers

96. Aggregation is done in one of the following phases of data ware housea) Extractionb) Transformationc) Loadingd) None of the above

97. Roll up operation in location isa. From countries to citiesb. From cities to countriesc. From countries to Towns

d .None of the above98. Dice operation defines a sub cube from original cube

a. By performing a selection on one dimensionb. By performing a selection on two or more dimensionsc. By retaining the original cubed. None of the abovee. Translation


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99.Concept hierarchy defines a sequence of mapping frome. Set of high level concepts to low level conceptsb. Set of low level concepts to high level conceptsc. Set of high level concepts to mid level conceptsd. None of the above

100. .A Data Ware House is Subjected oriented collection of Data, The Subjectsa. Computer Scienceb. Super Market

c. Productd. None of the above

Section-C Computer Networks and Security

1. The application Layer of OSI Reference model is responsible fora) Providing network communication servicesb) Providing services for the program that the user usesc) Assembling and disabling Packetsd) Synchronization of Communicating nodes

2. In OSI reference model HTTP is which layer Protocola) Layer 1b)

Layer 4c) Layer 5

d) Layer 73. A disadvantage of the ---------------------- topology is that if one computer

goes down it can take entire network with it

a) Busb) Ringc) Stard) Pyramid

4. The ------------ Topology uses more cables than other network topologiesa) Busb) Ringc) Stard) Pyramid

5. Every network interface card(NIC) comes with its own ------------ address


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a) MACb) IP addressc) OSId) None of the above

6. Which of the following is used in the Telephone Networka) Packet Switchedb) Circuit Switchedc) Message Switchedd) None of the above

7. Which of the following are connection less protocolsa) TCPb) UDPc) BGPd) IP

8. Given the IP address 201.180.56.5, Find the Beginning addressa) 201.180.56.0b) 201.180.56.5c) 201.180.0.0d) 201. 0.0.0

9. 00000001 00001011 00001011 11101111 to which class the IP addressbelong to

a) Ab) Bc) Cd) D

10.Determine which of the following is Fully qualified domine name space(FQDN)

a) XXXb) XXX.YYY.ZZZc) XXX.YYY.netd) ZZZ.YYY.ZZZ.Edu.

11.Which network forwards packet according to host destination address

a) Circuit switched networkb) Datagram network


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c) Virtual networkd) B and c

12.Error checking and recovery are responsible for which layer

a) Network Layerb) Transport Layerc) Data Link Layerd) Session Layer

13.Frequency division and Time division multiplexing are used in ---------a) Message switchedb) Packet switchedc) Circuit switchedd) None of the Above

14.Which of the following is a list of TCP Services features { }a) Reliable, Flow Control, Data may be out of orderb) Reliable, Connection Oriented, Flow Controlc) Congestion Control, No hand shake, Flow controld) Reliable, Congestion Control, Data may be out of order

15.When Compared to Transmission delay, Propagation delay is always { }a) Smaller or Equal Never graterb) Always smallerc) No restriction- May be greater or smallerd) Greater

16.Backward learning Algorithm is used in { }a) Data link layerb) Network layerc) Transport layerd) None

17.The purpose of Error Control is { }a) To detect errors at sourceb) To detect errors at each Routerc) All the aboved) None

18.DNS(Domain Name Space) is implemented as { }a) Distributed Databaseb) Centralized Databasec) Data ware housed) None

19.The routing Algorithm used in Internet is { }a) Shortest path routing algorithm


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b) BGPc) ICMPd) OSPF

20. Start and Stop bits are used in serial communication for { }a) Error Detectionb) Error Correctionc) Synchronizationd) Slow down and communication

21.Unmodulated signal coming from a transmitter is known as { }

a) Carrier Signalb) Base band signalc) Primary Signald) None

22.Manchester Code is a { }a) Bi-Polar Codeb) Non return to zero codec) Polar Coded) None of the above

23.Which of the following are non-polling systems { }a) TDMAb) Stop and waitc) Xon/Xoffd) Continuous ARQ

24.How many characters per second(7bits+1 parity) can be transmitted over a2400 bps line if the transfer is synchronous(1 start and 1 stop bit)

{ }a) 300b) 240c) 250d) 275

25.The Hamming distance between 001111 and 010011 is { }a) 1b) 2c) 3d) 4

26.HDLC isa) Bit orientationb) Code Transparentc) Code Dependentd) None

27.In Ethernet CSMA/CD, the special bit sequence transmitted by media accessmanagement for collision handling is called as { }


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a) Preambleb) Post amblec) Jamd) None of the above

28.The number of cross points needed for 10 lines in a cross point switch is fullduplex in nature and there are no self connection is

{ }a) 100b) 45c) 50d) 90

29.Maximum data rate of a channel for noiseless 3-KHz binary channel is { }a) 3000bpsb) 6000bpsc) 1500 bpsd) None of the above

30.What address is changing when packet moves from one network to anothernetwork. { }

a) Logicalb) Physicalc) Portd) Both a and b

31.The name of the data unit in network layer { }

a)Segmentb) Frame

c) Datagramd) Message

32.What will be minimum size of packet in Ethernet { }a) 70 bytesb) 64 bytes from S.Ac) 1500 bytesd) 1526 bytes

33.A token ring operate in -------------------mode { }a) Transmit modeb) Listen modec) Bypass maded) all the above

34.What flag is used to take care of out of bound data in TCP header { }a) RSTb) SYNc) FINd) URG


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35.What is default subnet mask for a class B addressing mode { }a) 255.255.0.0b) 255.255.255.0c) 255.0.0.0d) 0.0.0.0

36.Gateway is -----------------layer device { }a) 2b) 3c) 4d) 7

37.The protocols(s) that uses connection less UDP { }a) SMTPb) SNMPc) FTPd) RARP

38.The value carried by the fragment offset field in IP header is 100, then howmany bytes are ahead of this fragment

{ }a) 100 bytesb) 400 bytesc) 800 bytesd) 0 bytes

39.TTL field in the IP header can be used for { }a) Trace routeb) To avoid loopsc) To know how many routers are available between source and

destinationd) All the above

40.If the packet size is 1 KB and channel capacity is 109 bits/sec, what is the

transmission time { }a) 6sb) 10sc) 8sd) Can not be calculated

41.In IEEE 802.5, the size of ring is { }a) TRT*propagation speed of lightb) Latency * propagation speed of the mediac) TRT * propagation speed of mediad) None of the above


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42.If 4 cycles are used to represent a bit, then what is the bound rate ofstandard 10mbps Ethernet

{ }a) 20 Mega Baudb) 40 Mega Baudc) 2.5 Mega Baudd) 5 Mega Baud

43.If the propagation delay is 20ms and transmission delay is 200ms, find thethrough of Ethernet { }

a) 50 %b) 66 %c) 56 %d) 86 %

44.Which of the following IP addresses belong to private host address { }

a) 200.200.200.89b) 127.1.1.1c) 10.1.1.1d) 255.255.255.255

45.In slow start phase of TCP, Initial congestion window is equal to{ }

a) 1 byteb) 1 MSSc) 1 Windowd) Senders window

46.Which layer in OSI model determines, whether the transmission will be half

duplex or full duplex { }a) Transport Layerb) Session Layerc) Data link Layerd) Application Layer

47.The CIDR IP address is given as 190.168.0.0/14 Yields approximately howmay possible host address

{ }

a) 1024b) 2,56,000c) 256d) 5,12,000


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48.Which layer in OSI model determines, whether the transmission will be halfduplex or full duplex { }

a) Transport Layerb) Session Layerc) Data link Layerd) Application Layer

49.If the TCP,RTT, is currently 30 m sec and ACK comes in 26msec What is theRTT value { }

a) 29.0b) 28.6c) 29.84d) 29.6

50.In TCP, the timeout value is equal to { }a) Estimate time RTT+4 * deviationb) Estimate time RTT-4 * deviationc) Estimate time RTT*4 * deviationd) 4+ deviation* Estimated RTT


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Section-D WEB Technologies

1. What is the correct syntax of the declaration which defines the XMLversion?

a. b. c.

d.


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7.a. body {color: black}b. {body:color=black(body}c. body:color=blackd. {body;color:black}

8. Which CSS property controls the text size?a. text-size b. text-style c. font-style d. font-size

9. How do you display hyperlinks without an underline?a. a {decoration:no underline}b. a {underline:none}c. a {text-decoration:no underline}d. a {text-decoration:none}

10.How do you add a background color for all elements?a. all.h1 {background-color:#FFFFFF}b. h1 {background-color:#FFFFFF}c. h1.all {background-color:#FFFFFF}d. h1.all {background-fontr:#FFFFFF}

11.For the XML parser to ignore a certain section of your XML document,which syntax is correct?

a. Text to be ignored b. c. Text to be ignored d.

12. What is a correct way of referring to a stylesheet called"mystyle.xsl"?

a. b.

c. d.

13. Which is not a correct name for an XML element?a. b.


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c. d. All 3 names are incorrect

14. How do you write "Hello World" in an alert box using JavaScript? a. alert("Hello World")b. alertBox("Hello World")c. msgBox("Hello World")d. alertBox="Hello World"

15. How do you call a function named "myFunction" using JavaScript?a. call function myFunctionb. call myFunction()c. myFunction()d._ myFunction()

16. How do you write a conditional statement for executing some code if"i" is equal to 5?

a. if (i==5)b. if i=5 thenc. if i=5d. if i==5 then

17.All XHTML tags and attributes must be in ------?a. Upper Case b. Lower Case c.Any Case d. preferably lower case

18. Do all XHTML documents require a _____?a. doc-type b.doctype c. docx type d. txt type

19. What XHTML code is "well-formed"?a.

A short paragraph
b.
A short paragraphc.

A short paragraph

d.

A short paragraph

20. What is the correct XHTML for an attribute and its value? a. width=80b. WIDTH=80c. width="80"


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d. WIDTH="80"

21.ASP comes with a standard component that displays a differentadvertisement each time a user enters or refreshes a page, what isthe name of this component?a. AdRotatorb. Advertisementc. Advertised. RotateAds

22.Page 1 has this link:GoHow can page2.asp get the "color" parameter?

a. Request.QueryString("color")b. Response.QueryString("color") c. Response.Parameter("color") d. Get("color")

23. How can you script your ASP code in JavaScript?a. JavaScript is the default scripting languageb. Start the document with: c. End the document with: d. Start the document with:

24. What is the default scripting language in ASP?a. EcmaScriptb. JavaScript

c. VBScriptd. PERL25. How do you write "Hello World" in ASP?

a. Response.Write("Hello World")b. "Hello World"c. Document.Write("Hello World")d.out.println(Hello World)

26. ASP server scripts are surrounded by delimiters, which?a. ... b. ...c.

d. ...27. A web browser and web server communicate with which protocol?

a. HTTP b. FTP c. SMTP d. MMTP28.Default port for webserver ?

a.8080 b.1099 c.80 d.194729. Static web content is made of ?

a .ASP b. JSP c.HTML and gif/jpeg d. Servlets30. Default request method is ?


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a. GET b. POST c. HEAD d. PUT31.What is the root tag and ending tag of the HTML document ?

a. b. c. d. 32. Correct URL format?

a. protocol://host:port/pathb. protocol://host/pathc. protocol://path/d. host:port/path

33.Domain name .com is used fora. Network organizationsb. Organizationsc. commercial businessd. none

34.Which one is Microsofts web server?a.IIS b.websphere c. weblogic d. tomcat

35.What is the root directory (folder) of Tomcat Server?a.inetpub b. webapps c. server d. path

36. The IP address is a_____bit integer?a.64 b.16 c.128 d.32

37. Abbreviation of SSL is?a. Social Secure Layerb. Secured Socket Layerc. Social Socket Layerd. Secured Service Layer

38.Domain name .in is used for?a. Network organizations b. Organizations c. India d. Increment39.Who invented the World Wide Web?

a. BillGates b. Warren Baffet c. Tim BernerLee d. Tom crusei40.Web server uses which pools to service multiple concurrent request?

a. application b. request c. session d. thread41.Which active contents are more secure?

a.javascript b. Java Applet c. ActiveX d.Servlets42.HTTP status code 500-599 indicates

a.indicates an error on the serverb.indicates information messagec.indicates an error on clientd.indicates an error in webbrowser

43.Dynamic web content is generated bya. JSP or ASPb. HTMLc. Cd. XML

44.HTTP is ------ protocola. stateless b. stateful c. semistateful d. none


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45.HTML is ------ languagea. case sensitive b. case insensitive c. partially sensitive d. Hyper text

46.IP address is provided bya. Microsoft b. ISP c. Netscape d. Oracle

47. Is an example ofa. JSP scripletb. JSP commentc. JSP declarationd. JSP expression

48.Which of the following is a proper way to include java.util package inyour JSP ?a. b.

c.

d.


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49.What is the output of the following code?The number of hits

a. The number of hits ++counterb. The number of hits 100c. Page won't compiled. The number of hits 101

50.Active contents are called ----- technologiesa.server side b. client side c. web based d. service oriented

51.HTTP status code 200-299 indicatesa. Successful client requestb. Server errorsc. Client request errorsd. Redirect client request

standrd model questions for cse and it

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