iv b.tech i sem_energy audit, conservation and management_ nov. 2014_28!11!14

7/26/2019 IV B.tech I Sem_Energy Audit, Conservation and Management_ Nov. 2014_28!11!14

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IV B.Tech I Semester Regular/Supplementary Examinations, Nov/Dec - 2014

AIR POLLUTION AND CONTROL

(Open Elective)

Time: 3 hours Max. Marks: 75

Answer any FIVE Questions

All Questions carry equal marks

*****

1 a) Classify different types of air pollutants and indicate their sources. [8]

b) Explain in detail one air pollution episode in India. [7]

2 a) Enumerate the impact of air pollutants on humans, plants and materials. [8]

b) What do you understand by the term green house effect? Explain in detail. [7]

3 a) Discuss the developments in Automobile Industry to address the problem of

exhaust emissions. [8]

b) Write briefly about air-fuel ratio, and compression ratio. [7]

4 a) What is wind rose diagram? Draw the wind rose for eight directions and explain

how it can used to locate the industry. [8]

b) Mention Various meteorological factors that influence air pollution dispersion. [7]

5 a) Define Inversion. Explain the cause and effects of inversion of atmosphere. [8]

b) Discuss the importance of Gaussian Model for plume dispersion. [7]

6 a) Explain the need for control equipment for particulates. Draw the sketch of

settling chamber and explain. [8]

b) Draw the diagram of electrostatic precipitator and discus its principle and

functioning. [7]

7 a) Enumerate the general methods of control of SO2 emissions. [8]

b) Write on the significance of in plant control/process changes to reduce gaseous

emissions than providing control equipment. [7]

8 a) Write an essay on the importance of Ambient Air Quality management [8]

b) Explain the methodology for collection and analysis of ambient air samples for

SPM. [7]

Code No:R41018Set No. 1R10

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(Open Elective)




*****

1 a) Define the term Air Pollution. Explain the significance and scope of air

pollution studies. [8]

b) What do understand by the terms Primary and Secondary Pollutants? Withexamples explain. [7]

2 a) Enumerate the phenomenon of ozone depletion indicating the causes, effects

and remedial measures. [8]

b) Write an essay on the global effects of air pollution. [7]

3 a) Explain the impact of engine operating conditions on the auto exhaust

emissions. [8]

b) Write on the importance of removal of gases like SO2,NO2, and CO. [7]

4 a) State and discuss various meteorological factors which influence air pollution. [8]b) What is wind rose? Explain the methodology for the construction of wind rose

and mention the uses of wind rose. [7]

5 a) Define Plume. What are the different types of plume behavior and discuss with

neat diagram. [8]

b) Discuss the following terms-super adiabatic and sub adiabatic. [7]

6 a) What is a bag house? Draw the sketch of a bag house and explain its working. [8]

b) What is a scrubber? Name different types of wet and dry scrubbers and explain. [7]

7 a) Explain various methods for control of NO2 emissions. [8]

b) Define the terms absorption and adsorption and differentiate with examples. [7]

8 a) Write on the significance of ambient air quality standards. Mention standards

for SPM, SO2, and NO2. [8]b) Explain the methodology for stack emission monitoring for flue gases. [7]


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(Open Elective)




*****1 a) Define Air Pollution.

Differentiate Stationary & Mobile Sources, Primary & Secondary sources with

examples. [8]

b) Highlight one important air pollution episode in India.

[7]

2 a) Discuss various harmful effects of different air pollutants on humans. Explainwith a diagram. [8]

b) What is acid rain? Discuss the causes, effects and remedial measures. [7]

3 a) Discuss the state of Art technology that is being adopted to control automobile

pollution. [8]

b) Distinguish:

i) Crank Case Emissions, ii) Exhaust Emissions and iii) Evaporation Emissions [7]

4 a) Enumerate the impact of meteorological parameters on air pollutants dispersion. [8]

b) What is wind rose? Draw the diagram and explain its use. Also explain how

wind rose is developed. [7]

5 a) Define Plume. How will you estimate the Plume rise? [8]

b) Enumerate the phenomenon of Inversions. What are the conditions that

favorable to Inversion with examples? [7]

6 a) Discuss the approach or various ways normally followed to the problem of

particulate emission control. Also explain the role of control equipment. [8]

b) Explain the principle of working of Cyclones and Multi Cyclone. Draw diagram

and discuss. [7]

7 a) Mentions methods to control NO2 emissions along with merits and demerits of

each. [8]

b) Write on the significance of in plant control in reducing SO2and NO2emissions.

[7]

8 a) Write in detail the importance of Ambient air quality monitoring and stack

emission survey. [8]

b) Explain the experimental methodology for collection and analysis of ambient air

for SO2and NOx using high volume sampler. [7]

Code No:R41018Set No.3R10

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(Open Elective)




*****

1 a) Distinguish : i) Atmosphere and Ambient Air

ii) Air pollution and air pollutant iii) Point, Line and area sources [8]

b) Write on any Air pollution episode in India. [7]

2 a) What is a Heat Islands. Describe with examples. [8]

b) Write a detailed note on the global effects of air pollution. [7]

3 a) Discuss the ways and means to reduce the Exhaust Emissions from an

automobile. [8]

b) Distinguish and discuss the auto exhaust emissions and their control methods

from petrol and diesel engines. [7]

4 a) Discuss various meteorological parameters that influence ambient air quality. [8]

b) Discuss the method for drawing Wind Roses. Explain its use. [7]

5 a) Write notes on: i) Lapse Rate ii) Inversion iii) Plume Behavior [8]

b) Explain the significance of Gaussian Plume Model. [7]

6 a) Mention and discuss different ways to achieve particulate emissions control. [8]

b) Write notes on: i) Centrifugal separators ii) Settling Chambers [7]

7 a) Mention different methods for the control of gaseous pollutants. Elaborate. [8]b) Write notes on: i) Packed Tower ii) Spray Tower iii) Plate Tower [7]

8 a) Briefly explain the significance of stack monitoring for flue gases. Explain the

methodology [8]

b) Write on the role of AAQ standards and Emission standards in Ambient air

quality management. [7]


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IV B.Tech I Semester Regular/Supplementary Examinations, Nov/Dec - 2014ENERGY AUDIT, CONSERVATION AND MANAGEMENT

(Open Elective)




*****

1 a) Discuss briefly the methodology for conducting detailed energy audit. [8]

b) Explain about energy conservation schemes. [7]

2 a) Explain various steps in the implementation of energy management in an

organization. [8]

b) Explain about check list for top management to be followed towards Energy

Management. [7]

3 a) Explain Horizontal portal curve and Vertical polar curve. [8]

b) A room measuring 10m x 10m is to be illuminated by 5 lamps and the average

illumination required is 40 lumens/m2. Taking utilization and depreciations factor as

0.5 and 1.2 respectively, determine the mean spherical candlepower per lamp. [7]

4 a) Write the points to be consider for the location of capacitor. [8]

b) Explain the effect of harmonics on power factor. [7]

5 a) Explain working principle and operation of Watt hour meter with neat diagram. [8]

b) Explain working principle and operation of a data logger. [7]

6 a) Explain space heating methods for radiation and convection. [8]

b) Explain the energy conservation methods for domestic buildings. [7]

7 a) Explain different methods of depreciation methods. [8]

b) Write short notes on Life cycle costing analysis. [7]

8 a) Explain the different methods of replacement analysis. [8]

b) Explain simple payback method with an example. [7]


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ENERGY AUDIT, CONSERVATION AND MANAGEMENT

(Open Elective)




*****

1 a) Explain the terms cost index, Pie chartsand Sankey diagrams. [8]

b) Explain about load profile and energy savings potential. [7]

2 a) Explain the importance of energy management programmes in industries to

improve the energy utilization [8]

b) Explain the Qualities and functions of energy manager. [7]

3 a) What is luminous efficiency? Explain different types lightning schemes for energ

conservation. [8]

b) Explain about different types of lamp fittings. [7]

4 a) Explain about shunt and series compensation for power factor improvement. [7]

b) A synchronous motor having a power consumption of 40kW is connected in

parallel with a load of 200 kW having a lagging p.f. of 0.85. If the combined

load has a p.f of 0.95, what is the value of leading reactive kVA supplied by the

motor and at what p.f is it working? [8]

5 a) Briefly discuss about Pyrometer with it working principle and operation. [8]

b) Explain about the working of Tung tester. [7]

6 a) Explain about different types of electric heating methods [8]

b) Explain energy conservation in commercial buildings. [7]

7 a) Explain the concept of time value of money in detail. [7]

b) The book value of plant & machinery on 1-1- 2002 was 20,00,000. New

machinery for Rs 1,00,000 was purchased on 1-10-2002 for 2,00,000 on 1-

07-2003 depreciation had been charged at 10% per annum on straight linemethod. Show how much depreciation to be charged every year from 1-1-2002

to 31-12-2004. [8]

8 a) Explain simple payback method with an example. [7]

b) Rank the following investment projects in order of the profitability according to

payback period and Net Present Worth assuming cost of capital to be 10%.

Project Net Investment Annuity returns Life of the Project

X 20,000 4,000 8

Y 10,000 4,000 5[8]


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IV B.Tech I Semester Regular/Supplementary Examinations, Nov/Dec - 2014ENERGY AUDIT, CONSERVATION AND MANAGEMENT

(Open Elective)




*****

1 a) Define Energy Audit and Explain different types of energy audit. [8]

b) What is energy conservation and illustrate different energy conservation

schemes with examples. [7]

2 a) Write about the managerial functions involved in energy management. [8]

b) Explain various steps in the implementation of energy management in an

organization. [7]

3 a) A lamp taking 4 A at 120V emits 6000 lumens. Calculate its efficiency in

i) Lumens per watt ii) Mean spherical candle power per watt [7]

b) What do you understand by polar curves as applicable to light source. [8]

4 a) Write the different points to be consider for location of capacitor in nonlinear

loads. [7]

b) Briefly describe the effect of harmonics on power factor as well as on the

system. [8]

5 Explain about following energy instruments

i) Watt hour meter ii) Data loggers iii) Power Analyzer [15]

6 a) Explain different types of energy space heating methods [7]

b) Explain various energy conservation methods. [8]

7 a) Explain different types of depreciation methods. [8]

b) Write the advantages and disadvantages of energy efficient motors. [7]

8 a) Explain the simple Payback method by considering an example. [8]

b) Discuss about rate of return on the investment with an example. [7]


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ENERGY AUDIT, CONSERVATION AND MANAGEMENT(Open Elective)

Time: 3 hours Max. Marks: 75Answer any FIVE Questions


*****1 a) Explain Energy index, Cost Index with good examples. [8]

b) Discuss the Role of Sankey diagrams in Energy Management with a suitable

example. [7]

2 a) Explain the objectives of energy management and write the role of energy

manager. [8]

b) What are the various steps in the implementation of energy management in an

organization? [7]

3 a) Explain about types of lightning and luminaries. [8]

b) Write about white light LED and energy conservation measures. [7]

4 a) Explain the different methods for power factor improvement. [8]

b) A 3phase substation transformer has a name plate rating of 7500KVA and a

thermal capability of 125% of the name plate rating. If the connected load is

8816KVA with a 0.85pf lagging p.f., determine the following :

i) The KVAR rating of the shunt capacitor bank required to decrease the

KVA load of the transformer to its capability level.ii) The power factor of the corrected level [7]

5 a) Explain the role of the following energy instruments

i) Lux meters ii) Pyro meter [8]

b) Explain principle and operation of Power analyzer and its role in energy industry. [7]

6 a) Explain various types of space heating methods. [8]

b) Discuss various types of Electric water heating system. [7]

7 a) What you understand the depreciation. Explain different types of depreciationmethods. [8]

b) Explain the concept of time value of money in detail and internal rate of return

with example. [7]

8 a) ank the following investment projects in order of the profitability according to

payback period and Net Present Worth assuming cost of capital to be 15%.

Project Net Investment Annuity returns Life of the Project

X 30,000 5,000 10

Y 10,000 4,000 7 [8]

b) Explain the necessity for power factor correction with an example. [7]


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MICRO ELECTRO MECHANICAL SYSTEMS(Open Elective)




*****

1 a) What is meant by micro electro mechanical system? Explain its significance. [8]

b) Explain about surface micro machining and water bonding. [7]

2 a) Explain the nature and scope of MEMS. [7]

b) Explain the importance of mechanical sensors and actuators. [8]

3 a) Explain the characteristics of thermo couple with its examples. [8]

b) Discuss in detail about the thermal flow sensors. [7]

4 a) Briefly discuss the various principles of MOEMS technology. [7]

b) Explain the salient points in a general grating light value and write any two of

its applications.

[8]

5 a) Define magnetic sensors, list out the benefits of magnetic sensors. [7]

b) State and explain various types of actuators with their significant. [8]

6 a) How would you use the operations of MEMS switches? [7]

b) Explain in brief about phase shifter using MEM systems. [8]

7 a) What are the applications of micro fluidic systems? [8]

b) What are the kinds of fluid actuation methods? [7]

8 Write short notes on the following:

a) Sensing mechanisms and principle of biomedical micro systems

b) Thermo resistors

c)

Thermo capacitors

d) Molecular gate [15]


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IV B.Tech I Semester Regular/Supplementary Examinations, Nov/Dec - 2014MICRO ELECTRO MECHANICAL SYSTEMS

(Open Elective)




*****

1 a) Discuss about the performance testing of lithography principles and write its

applications. [8]

b) State and explain various lithography methods. [7]

2 a) Briefly explain the piezo electric system with a neat sketch. [7]

b) List out various advantages and disadvantages to sensors and actuators. [8]

3 a) Describe the detail about micro hot plate gas sensors. [7]

b) What is meant by pyro electricity? Explain in brief. [8]

4 a) Write a short note on light detector and optical switch with their practical

applications. [8]

b) State and explain the properties of light. [7]

5 a) Explain the properties of magnetic materials for MEMS. [7]

b) Distinguish between magnetic diodes and magneto transistors. [8]

6 a) Write about principle and operation of radio frequency MEM systems. [5]

b) Briefly discuss the following tamers

i) Inductors ii) Varactors

iii) Filter iv) Resonator [10]

7 a) Explain in detail elector thermal flow analysis. [8]

b) Write a short note on micro fluidic systems. [7]

8 Write short notes on the following terms:

a) Fluroscence detection

b) Calorimetric spectroscopy

c) Sensing mechanism

d)

Micro fluid dispenser [15]


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*****

1 a) What do you understand by thin film deposition? [7]

b) Write about the basic function and characteristics of etching and impurity

doping. [8]

2 a) Distinguishes between shear mode piezo actuator and gripping mode piezo

actuator. [7]

b) What are the important design considerations of inch worm technology? [8]

3 a) Discuss the basic function and principles of micro spring thermal actuator. [7]

b) Explain the various advantages of shape memory alloys. [8]

4 a) Discuss the advantages and disadvantages of digital micro mirror device and

give any two reasons for using MOEM systems. [8]

b) Explain how to measure shear stress measurement for MOEM and write itspractical examples. [7]

5 a) Explain in brief about feedback circuit and integrated magnetic actuator. [7]

b) What do you understand by magneto resistive sensor? Write any two of its

examples. [8]

6 What are the advantages and disadvantages of radio frequency MEMS based

on communication systems? Also write their characteristics. [15]

7 a) Define thermo capillary effect and write the list out the benefits of electroosmosis flow analysis. [8]

b) Briefly describe the micro fluid dispenser and micro needle with their

applications. [7]

8 Write a short notes on the following terms

a) Micro needle b) Micro pumps

c) Mass sensitive thermo sensors d) Calori metric spectroscope [15]


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*****

1 a) Define MEMS. Explain various functions and principles of MEMS. [8]

b) Discuss in brief structural and sacrificial materials with their examples. [7]

2 a) What factors are affecting flow and pressure measurement by micro phone? [7]

b) Explain in detail about principles of sensing and actuation with their examples. [8]

3 a) What are the various functional areas of micro hot plate gas sensors? [7]

b) Explain the role of U-shaped horizontal and vertical electro thermal actuator with

their significance. [8]

4 a) Explain in brief about grating valve and optical switch. [7]

b) What is the use of optical switch? Explain with any two practical applications. [8]

5 a) Write a short notes on: i). force reluctance actuator

ii). magnetic based storage device

[8]

b) List out magnetic sensors and actuators explain each one of them. [7]

6 a) Briefly discuss about resonator and phase shifter. [7]

b) List out the properties and characteristics of magnetic materials for MEM systems. [8]

7 a) Explain in brief about molecular gate and micro pumps. [7]

b) Distinguish between electro wetting and electro thermal flow with their examples. [8]

8 Write a short notes on the following terms

a) Thermo capacitors

b)

Electro wetting

c) Micro fluid systems

d)

Grating light valve [15]


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IV B.Tech I Semester Regular/Supplementary Examinations, Nov/Dec - 2014BIO-MEDICAL ENGINEERING

(Open Elective)




*****

1 a) Explain the following:

i) Range ii) Sensitivity

iii) Accuracy iv) Frequency response

[8]

b) Draw the block diagram of the man-instrument systemand explain. [7]

2 a) Explain the parameters that dictate the transducercapabilities. [7]

b) What is the purpose of electrode paste? Explain the following:

i) Metal plate electrodes ii) Suction cup electrodes

iii) Adhesive tape electrodes iv) Floating electrodes

[8]

3 a) What is photoplethesmography? Explain. [7]

b) Give the classification of heart soundsbased on their mechanism of origin. [8]

4 a) Explain the internal and external respiratorymechanisms. [7]

b) What is the most widely used laboratory instrument for respiratory volume

measurement? Explain.

[8]

5 a) Explain the basic elements ofpatient-monitoring system. [7]

b) What are the different instruments for monitoringpatients? Explain. [8]

6 a) What is tonometerand explain how can be used? [7]

b) Write notes on the following:

i) Audiometers ii) Hearing Aids [8]

7 a) Give the characteristics of X-ray radiation. [8]

b) List the ultrasonic applications of therapeuticuses. [7]

8 a) What ispatient monitoring? Explain. [7]

b) Write notes on the following:

i). Shock Hazards from Electrical Equipment

ii). Physiological Effects and Electrical Current

[8]


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(Open Elective)




*****

1 a) The cardiovascular s stem is the major hydraulic system in the body. Which is

thepneumatic systemin the body? Explain how thispneumatic systemworks. [8]

b) Explain the effect of the transducer on the measurementin measuring a living

system. [7]

2 a) What are the different types of electrodes? Explain. [7]

b) Explain the following terms:

i) Sensing element ii) Transduction element [8]

3 a) Explain the principle of transduction of heart sounds. [8]

b) Explain about EKG. [7]

4 a) Write notes on the following:

i) Ventilators ii) Respirators [8]

b) Explain how the residual volumeis measured. [7]

5 a) What arepacemakers? Explain in detail. [8]

b) Explain in detail the DC defibrillator. [7]

6 a) Describe the anatomy of vision. [7]

b) Explain nerve and musclestimulators? [8]

7 a) Explain how telemetry is used for emergencypatient monitoring. [8]b) Explain the basiccomponents of X-ray machine. [7]

8 Explain the following:

a)

Biopotential Amplifiers

b) Monitors

c)

Recorders [15]


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(Open Elective)




*****

1 a) Which is the hydraulic systemin the human body? Explain. [7]

b) Explain the following of an instrumentation system:

i) Information gathering ii) Diagnosisiii) Evaluation iv) Monitoring [8]

2 a) What is electrodepotential? Explain the different types of electrodes. [8]

b) Distinguish betweenpassiveand activetransducers with examples [7]

3 a) What isphonocardiogram? Draw the normal electrode placement to record the

electrocardiogram. [8]

b) Draw the different EKG leadconfigurations. [7]

4 a) Explain the instruments for respiratorytherapy. [8]

b) Draw a typicalspirogramand label it. [7]

5 a) Explain the following:

i) Internal pacemaker ii) External pacemaker [8]

b) What are the different types of defibrillators? Explain. [7]

6 a) Explain in general the nerve and musclestimulators. [8]

b) Explain the use of ophthalmologyinstruments. [7]

7 a) What are the components of biotelemetrysystem? Explain. [8]

b) Write notes on telemetry for ECG measurements during exercise? [7]

8 a) What are thephysiological effectsof electrical current? Explain. [7]

b) Explain the following:

i) Double insulation ii) Protection by low voltage [8]


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(Open Elective)




*****

1 a) What are the basic objectives of an instrumentation system? Explain. [8]

b) What are the components of the man-instrument system? Explain. [7]

2 a) What are the transducers used for biomedical applications? Explain. [7]

b) What are theforce-summingmembers used in pressure transducers? Explain. [8]

3 a) Draw the block diagram showing electrocardiographbuilding blocks. [7]

b) What are the different types of EKG recorders? Explain. [8]

4 a) What are the instruments for measuring the mechanics of breathing? Explain. [8]

b) Explain about lung volumesand capacities. [7]

5 a) What are the types ofpacemaker? Explain. [8]

b) Explain ventricularfibrillationand how it can be eliminated? [7]

6 a) What are biomaterials? Explain. [7]

b) Explain in detail how the ophthalmoscopeis used. [8]

7 a) Draw the block diagram of exciter-transmitterunit for blood pressure telemetry

and explain. [8]

b) Draw the block diagram of biolinkPWM receiving system and explain. [7]

8 a) Write notes on the following:

i) Grounding ii) Double insulation [8]

b) Draw a typical hospital electric-power distribution systemand label it. [7]


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OPEN SOURCE SOFTWARE

(Open Elective)




*****1. a) Distinguish between Kernel Mode and User Mode.

b) Explain different open source operating systems and its features in detail. [8+7]

2.

a) Explain about Personalities in Linux. What is the system call available tochange the personality?

b) What is a process state and mention the various states of a process? [8+7]

3. a) Explain the different ways of sorting the query results in MySql in detail?

b) Obtain different ways of obtaining connection parameters for a script so that it canconnect to a MySQL server. [8+7]

4. a) Explain the types of Arrays in PHP with examples.

b) What are the types to pass parameters to the function in PHP? Mention itsadvantages and disadvantages. [8+7]

5. a) How Security and Templates can be implemented using PHP.b) Elucidate about debugging and how to handle errors in PHP. [8+7]

6. a) Which Python types are immutable? Which Python types are sequences?b) Discuss about the characteristics Python objects have in detail. [8+7]

7. a) Write a program in Python to compare two text files. If they are different, give the

line and column numbers in the files where the first difference occurs.

b) Illuminate all the different ways in which raise can be used. [8+7]

8. a) What is a file handle? Discuss about the standard PERL file handles in detail.

b) Describe in detail about Regular expression support functions in PERL. [8+7]


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(Open Elective)




*****

1. a) What is open sources movement? Discuss about Open source software in detail.b) What is the advantage of open sources compared to propriety sources? [8+7]

2. a) Explain about Cloning and Signaling system in Linux.

b) Describe in detail about development with LINUX. [8+7]

3. a) Describe about SQL statement categories in detail.

b) Discuss about sorting strings that represent IP numbers in numeric order. [8+7]

4. a) Mention the scalar data-types provided by PHP? Explain with examples.

b) How do you generate the summaries in MySql? Explain in detail. [8+7]

5.

a) List out the various models of LDAP. What are the various PHP's LDAP clientfunctions?

b) Give about the importance of PHP Security and discuss about the concerns of PHPsecurity? [8+7]

6. a) How to create, assign tuples and access values in tuples.

b) Why isnt there a switch or case statement in Python? [8+7]

7. a) How are namespaces and variable scopes different from each other?

b) Write simple functions max2() and min2() that take two items and return the larger

and smaller item, respectively. They should work on arbitrary Python objects. For

example, max2(4, 8) and min2(4, 8) would each return 8 and 4, respectively. [8+7]

8. a) What are the main features of PERL? Explain in detail.

b) Discuss about passing lists and hashes to subroutines in detail. [8+7]

Code No:R41057Set No.2

R10

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OPEN SOURCE SOFTWARE(Open Elective)




*****1. a) Why has the open source software become popular? List different open source

applications for you to use or build upon in detail.

b) Explain about LINUX architecture and discuss about what LINUX supports in

detail. [8+7]

2. a) Discuss in detail about scheduling in multi processor system.

b) Discuss about LINUX signals in detail. [8+7]

3. a) Explain in detail about selecting records based on their temporal characteristics.

b) How do you create an account to use for connecting to the MySQL server running ona given host , create a database and to set up tables within it? Explain. [8+7]

4. a) What are the data types available in PHP?

b) How do you implement inheritance in PHP? Explain with examples. [8+7]

5.

a) Explain the process of sending an e-mail with PHPb) In how many ways we can retrieve the data in the result set of MySQL using

PHP? [8+7]

6. a) Write a program to have the user input three (3) numbers: (f)rom, (t)o, and

(i)ncrement. Count from f to t in increments of i, inclusive of f and t. Forexample, if the input is f == 2, t== 24, and i == 4, the program would output:

2, 6, 10, 14, 18, 22

b) Why is join() astring method instead of a list or tuple method in Python? [8+7]

7. a) What is the difference between try-except and try-finally?

b) Explain about binding and method invocation in Python. [8+7]

8. a) When the PERL parser looks at the source code what are the basic things the PERL

parser thinks? Explain in detail.

b) How PERL provides conversion between bases? Explain in detail with examples. [8+7]


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(Open Elective)




*****

1. a) Explain about Free Software Foundation in detail.

b) Delineate about features of LINUX. [8+7]

2.

a) What is mean by a Daemons program? List some of the process attributes.

b) Explain about the process management in LINUX with suitable system call? [8+7]

3. a) Describe about inserting data from a form into a database .

b) Describe about selecting records from the beginning or end of a result set. [8+7]

4. a) Define operator associativity in PHP? Evaluate the following expressions:

i) (2+4)/2*3 ii) 2+4/2*3

iii) (2+4)/(2*3) iv) 2+4/(2*3)

b) What are th e functions available to determine the attributes of a file? [8+7]

5. a) Explain the common issues that can lead to insecure scripts and also suggest how

these are solved to retain security in PHP.b) What are the components of LDAP? Explain. [8+7]

6. a) What are the differences between the str() and repr() built-in functions and the

backquote ( `` ) operator in Python?b) Take a string and append a backwards copy of that string, making a palindrome in

Python. [8+7]

7. a) What are exceptions? Discuss in detail about detecting and handling exceptions in

Python.b) Create a Python script that runs other Python scripts. [8+7]

8. a) Describe in detail about file control with fcntl function in the PERL.

b) Discuss about the components of PERL. [8+7]


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Code No: N0423/R07 Set No. 1

IV B.Tech I Semester Supplementary Examinations, Nov/Dec 2014MICRO CONTROLLERS AND APPLICATIONS

( Common to Electronics & Communication Engineering, Bio-MedicalEngineering and Electronics & Telematics)

Time: 3 hours Max Marks: 80Answer any FIVE Questions


1. Discuss different addressing modes of 8051 microcontroller by giving an examplefor each kind. [16]

2. Write a program to find whether the given number is even or odd with algorithm.[16]

3. Write short notes on the following:

(a) Pending interrupts

(b) Simultaneous interrupts. [28]


(a) Free running counter.

(b) Interrupt interval. [28]

5. (a) Compose a 40-value look up table that will generate a saw tooth wave usingan 8 bit D/A converter.

(b) Write an assembly language program to initialize the above D/A converterwhich is interfaced to 8051. [8+8]

6. A Robot has there motors having three angle encodes. Each motor receives aninput from three tasks. The fourth task measures the position of each motor andsends three directions to the motors to rotate by a0, b0, and C0 Which RTOS will

schedule there tasks and which RTOS functcions are used in this system design[16]

7. Draw 80196 Verticle windows. What are the uses of vertical windows? What arethe advantages of providing adjustable vertical window size? [16]

8. Describe and compare Thumb instruction subset with that of ARM. How does theinter working between the two instructions take place? [16]

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1. (a) Write about interrupt enable register and how do you program it.

(b) What are different interrupt sources of 8501 and explain clearly? [8+8]

2. Give any four examples for interrupt control flow instruction and explain. [44]

3. How do you provide the mechanism so that a vectored interrupt controller canreceive simultaneous interrupts? [16]

4. Describe with examples various modes of the 8051 timers. [16]

5. Describe how to switch ON and OFF four given values in four taks in a processor?Use port pins P1.0 to P1.3 of 8051. Switch these cyclically after every five minutes.

[16]

6. (a) Is priority inhereitance an important feature? Discuss

(b) What is interupt latency

(c) Write a brief note on pipes [6+5+5]

7. (a) List non-maskable and maskable interrupts in 80196

(b) Draw an interupt vector table according to hardware priority of each sourcegroup. [8+8]

8. (a) Explain the complete ARM register set in different modes of ARM processor.

(b) Explain how the change of modes take place in ARM? [8+8]

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1. Explain the details of different kinds of memories given in 8051 microcontroller.[16]

2. (a) Write short notes on SFRS.

(b) Write in detail about the instruction SJMP. [8+8]

3. What are the instructions that will enable and disable interrupts explain in detail?[16]

4. Write a routine for delay that a timer starts to the time the TF flag in raised. [16]

5. A transducer interfaces an 8 bit ADC of an MCU and output to the LED displayunit. Transducer generates 5mv/kmph car speed in an automobile. Lower limit ofthe car speed is Kmph and upper limit is 120kmph. The speed display is on four7 segment LED display units: Draw the interface circuit for the above design andgenerate an assembly code to initialize the operation. [16]

6. How do we initiate pre emptive scheduling and assign prioritieus to the tasks forscheduling? Give two examples of the need for pre emptive scheduling? [16]

7. (a) Bit 0 at the INT-PENDING register of 80196 gets. How do we find its timerthat overflows?

(b) Explain about the high speed output CAM in 80196?

(c) How do we reset timer 2 in 80196? [6+6+4]

8. (a) Describe the implementation of branch, call and return instructions in ARMinstruction set. Give examples.

(b) How does Push and Pop accomplished in ARM? [10+6]

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1. Bring out the functional difference between microprocessors and microcontroller bydrawing their basic block diagrams. [16]

2. Write a program with assembly language to generate square wave. [16]

3. What are the applications of interrupts? Explain each with an example. [44]

4. Write in detail about TMOD REGISTER. [16]

5. Use an 8-bit D/A converter which generaters 1000Hz sine wave. 166 decimal sam-ples are stoled in a look up table and fed to the converter at a rate of one sampleper 6 sec. The look uptable is pointed by DPTR and R1 is used to count thesamples. Write assembly language program to initialize the D/A converter whichis interfaced to 8051. [16]

6. (a) Explain round robin and pre emptive scheduling with examples. When do weuse each of them?

(b) How does a semaphore handles a critical section of a task? [10+6]

7. (a) Explain the serial communication control bits during the half duplex syn-chronous serial functions in 80196.

(b) What are the difference between synchronous and asynchronous functions ofthe SI in 80196? [16]

8. (a) What are the Thumb data processing instructions? List and explain themwith an example.

(b) Explain the branch and branch with link instructions with examples. Whendo we use them. [8+8]

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IV B.Tech I Semester Supplementary Examinations, Nov/Dec 2014MULTIMEDIA AND APPLICATION DEVELOPMENT

( Common to Computer Science & Engineering, Information Technologyand Computer Science & Systems Engineering)



1. (a) What is Memex? Explain its role regarding Hypertext.

(b) Write briefly about image data representation. [8+8]

2. Explain in detail about linear Quantization. [16]

3. Write different problems that can arise when a type is casting to

(a) String

(b) Number

(c) Date

(d) Array. [4+4+4+4]

4. What is extraneous super class? Explain how to invoke extraneous super classconstructor. [16]

5. (a) Explain about the exported flash movie.

(b) Explain how to handling component events.

(c) Explain about avatar symbol movie clip. [5+6+5]

6. (a) What are the advantages of Adaptive Huffman coding compared to the originalHuffman coding algorithm?

(b) Describe 2D-Descrete wavelet transform. [8+8]

7. (a) What is video compression? Explain about sequential search?

(b) What are the basic features of MPEG-7? [8+8]

8. (a) Write short notes on H.323 protocol?

(b) Write short notes on key issues, techniques and protocols of multimedia overIP? [8+8]

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1. (a) Write the difference between YUV color model with YIQ color model.

(b) Suppose images are not gamma corrected by a camcorder. Generally, how

they would appear on the screen? [8+8]

2. Explain in detail about linear Quantization. [16]

3. Write about the following methods in ImageViewer class.

(a) loadImage( )

(b) setImageClip( )

(c) setTargetClip( )

(d) setTargetClip( ). [4+4+4+4]

4. Explain how to add new properties for Built- in class with out using sub class ofit. [16]

5. (a) Explain about the OOP Application Framework?

(b) Explain about the Initializing Avatar Instance with an example? [8+8]

6. (a) Explain about Adaptive Huffman coding.

(b) Explain about LZW algorithm.

(c) Explain about 2D haar transform. [5+5+6]

7. (a) Discuss the advantage of using an algebraic code book in CELP Coding?

(b) Explain about VOP Based coding verses frame based coding in MPEG-4?[8+8]

8. Write short notes on :

(a) Internet Group Management Protocol (IGMP)

(b) Pyramid Broadcasting. [8+8]

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1. (a) Write briefly about Extensible Markup Language.

(b) Write about Synchronized Multimedia Markup language. [8+8]

2. (a) Write about signal-to-Quantization-Noise Ratio.(b) If sound card is 8-bit then what is the best SQNR it can achieve? Explain.

[8+8]

3. (a) Write and explain constructor for ImageViewer Class for Image.

(b) Write and explain constructor for ImageViewer Class for Movie. [8+8]

4. (a) Write about the class Serializable.

(b) Explain the following methods in it.

i. SetSerializationProps( )

ii. SetSerializationObj ( )iii. SetRecordSeperator( )

iv. Serialize( ) [8+8]

5. Explain the following questions.

(a) How to Initializing avatar instances.

(b) Currency converter properties.

(c) Properties and methods of nested assets. [6+5+5]

6. Explain the following:

(a) RLC

(b) LZW algorithm

(c) Comparision of DCT & DFT

(d) One dimensional inverse DCT. [4+4+4+4]

7. (a) Explain about MPEG-7 descriptions?

(b) Explain about channel Vocoders? [8+8]

8. (a) Explain broad cast schemes for video on demand in detail?

(b) Explain the layers of OSI reference model? [8+8]

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(a) Intensity Resolution

(b) Spatial Resolution

(c) Dithering

(d) Halftone Printing. [4+4+4+4]


(a) Digitization

(b) Quantization. [10+6]

3. (a) Write about global variables in ACTION SCRIPT.

(b) Write about compile time constants expressions. [8+8]

4. (a) Write disadvantages of nested exceptions.

(b) Write a small notes on exception performance issues. [10+6]

5. (a) Explain about avatar class instance methods and explain one method withexample.

(b) Explain about the class constructor.

(c) Explain about currency converter application overview. [6+5+5]

6. (a) What are the advantages of Adaptive Huffman coding compared to the originalHuffman coding algorithm?

(b) Describe 2D-Descrete wavelet transform. [8+8]

7. (a) Explain MPEG-2 Scalabilities?

(b) Explain about Hierarchical search? [8+8]

8. (a) Explain about DMIF (Delivery multimedia integration framework) in MPEG-4?

(b) Write the issues of buffer management? [8+8]

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1. Discuss different addressing modes of 8051 microcontroller by giving an examplefor each kind. [16]

2. Write a program to find whether the given number is even or odd with algorithm.[16]


(a) Pending interrupts

(b) Simultaneous interrupts. [28]


(a) Free running counter.

(b) Interrupt interval. [28]

5. (a) Compose a 40-value look up table that will generate a saw tooth wave usingan 8 bit D/A converter.

(b) Write an assembly language program to initialize the above D/A converterwhich is interfaced to 8051. [8+8]

6. A Robot has there motors having three angle encodes. Each motor receives aninput from three tasks. The fourth task measures the position of each motor andsends three directions to the motors to rotate by a0, b0, and C0 Which RTOS will

schedule there tasks and which RTOS functcions are used in this system design[16]

7. Draw 80196 Verticle windows. What are the uses of vertical windows? What arethe advantages of providing adjustable vertical window size? [16]

8. Describe and compare Thumb instruction subset with that of ARM. How does theinter working between the two instructions take place? [16]

1 of 1


30/32

|'''|'|||''||''''''|






1. (a) Write about interrupt enable register and how do you program it.

(b) What are different interrupt sources of 8501 and explain clearly? [8+8]

2. Give any four examples for interrupt control flow instruction and explain. [44]

3. How do you provide the mechanism so that a vectored interrupt controller canreceive simultaneous interrupts? [16]

4. Describe with examples various modes of the 8051 timers. [16]

5. Describe how to switch ON and OFF four given values in four taks in a processor?Use port pins P1.0 to P1.3 of 8051. Switch these cyclically after every five minutes.

[16]

6. (a) Is priority inhereitance an important feature? Discuss

(b) What is interupt latency

(c) Write a brief note on pipes [6+5+5]

7. (a) List non-maskable and maskable interrupts in 80196

(b) Draw an interupt vector table according to hardware priority of each sourcegroup. [8+8]

8. (a) Explain the complete ARM register set in different modes of ARM processor.

(b) Explain how the change of modes take place in ARM? [8+8]

1 of 1


31/32

|'''|'|||''||''''''|






1. Explain the details of different kinds of memories given in 8051 microcontroller.[16]

2. (a) Write short notes on SFRS.

(b) Write in detail about the instruction SJMP. [8+8]

3. What are the instructions that will enable and disable interrupts explain in detail?[16]

4. Write a routine for delay that a timer starts to the time the TF flag in raised. [16]

5. A transducer interfaces an 8 bit ADC of an MCU and output to the LED displayunit. Transducer generates 5mv/kmph car speed in an automobile. Lower limit ofthe car speed is Kmph and upper limit is 120kmph. The speed display is on four7 segment LED display units: Draw the interface circuit for the above design andgenerate an assembly code to initialize the operation. [16]

6. How do we initiate pre emptive scheduling and assign prioritieus to the tasks forscheduling? Give two examples of the need for pre emptive scheduling? [16]

7. (a) Bit 0 at the INT-PENDING register of 80196 gets. How do we find its timerthat overflows?

(b) Explain about the high speed output CAM in 80196?

(c) How do we reset timer 2 in 80196? [6+6+4]

8. (a) Describe the implementation of branch, call and return instructions in ARMinstruction set. Give examples.

(b) How does Push and Pop accomplished in ARM? [10+6]

1 of 1


32/32






1. Bring out the functional difference between microprocessors and microcontroller bydrawing their basic block diagrams. [16]

2. Write a program with assembly language to generate square wave. [16]

3. What are the applications of interrupts? Explain each with an example. [44]

4. Write in detail about TMOD REGISTER. [16]

5. Use an 8-bit D/A converter which generaters 1000Hz sine wave. 166 decimal sam-ples are stoled in a look up table and fed to the converter at a rate of one sampleper 6 sec. The look uptable is pointed by DPTR and R1 is used to count thesamples. Write assembly language program to initialize the D/A converter whichis interfaced to 8051. [16]

6. (a) Explain round robin and pre emptive scheduling with examples. When do weuse each of them?

(b) How does a semaphore handles a critical section of a task? [10+6]

7. (a) Explain the serial communication control bits during the half duplex syn-chronous serial functions in 80196.

(b) What are the difference between synchronous and asynchronous functions ofthe SI in 80196? [16]

8. (a) What are the Thumb data processing instructions? List and explain themwith an example.

(b) Explain the branch and branch with link instructions with examples. Whendo we use them. [8+8]

iv b.tech i sem_energy audit, conservation and management_ nov. 2014_28!11!14

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