ETT 429ETT 429Spring 2007Spring 2007

File ManagementFile Management

Hardware/Software ReviewHardware/Software Review

HardwareHardware Primary DevicesPrimary Devices Peripheral DevicesPeripheral Devices RAM/ROM (memory)RAM/ROM (memory) Input DevicesInput Devices Output DevicesOutput Devices Storage DevicesStorage Devices NetworkNetwork

LANLAN Network DriveNetwork Drive LCD ProjectorLCD Projector ELMOELMO Mouse BasicsMouse Basics Operating SystemOperating System ProgramProgram

What is a computer file?What is a computer file? A set of computer data recorded on a A set of computer data recorded on a

computer storage medium computer storage medium Typically designed to work with a Typically designed to work with a

specific program(s)specific program(s)

Properties of a fileProperties of a file

Every file has several distinct Every file has several distinct properties that help to identify itproperties that help to identify it NameName File extensionFile extension SizeSize Date CreatedDate Created

File Name BasicsFile Name Basics No capital lettersNo capital letters No spaces – use underscores = _No spaces – use underscores = _ Use only letters or numbers only – no Use only letters or numbers only – no

symbolssymbols

Name your files right the first timeName your files right the first time Dangers of changing the file extensionDangers of changing the file extension Recommended file naming for coursesRecommended file naming for courses

Class_lastname_assignment.file typeClass_lastname_assignment.file type 429_al-shboul_wordassignment.doc429_al-shboul_wordassignment.doc

File ExtensionsFile Extensions Thousands of extensionsThousands of extensions http://filext.com/http://filext.com/ if you if you

come across an come across an unknown extension.unknown extension.

Short list of common file Short list of common file extensionsextensions .exe – executable file.exe – executable file .bat – batch file.bat – batch file .zip – zip file.zip – zip file .com – command file.com – command file .doc – Word document.doc – Word document

.ppt – PowerPoint .ppt – PowerPoint documentdocument

.xls – Excel document.xls – Excel document .htm/.html – web page.htm/.html – web page .gif/.bmp/.jpg/.jpeg/.psd – .gif/.bmp/.jpg/.jpeg/.psd –

image filesimage files .pdf – Adobe Acrobat .pdf – Adobe Acrobat

personal document personal document formatformat

.pub – Publisher .pub – Publisher documentdocument

.mdb – Access document.mdb – Access document .dll – driver.dll – driver

File SizeFile Size 1,000 bytes = 1 kilobyte (KB)1,000 bytes = 1 kilobyte (KB) 1,000,000 bytes = 1 megabyte (MB) 1,000,000 bytes = 1 megabyte (MB) 1,000,000,000 bytes = 1 gigabyte (GB)1,000,000,000 bytes = 1 gigabyte (GB) 1,000,000,000,000 bytes = 1 terabyte (TB)1,000,000,000,000 bytes = 1 terabyte (TB)

Remember the rule of thousandsRemember the rule of thousands

Floppy Disk = 1.44 MBFloppy Disk = 1.44 MB Zip Disk = 100 MBZip Disk = 100 MB CDs = either 720 MB or 800 MBCDs = either 720 MB or 800 MB DVD = 4.2 GBDVD = 4.2 GB Hard Drives = any size (typically above 2 Hard Drives = any size (typically above 2

GB)GB) Jump Drives = from 32 MB – 2 GBJump Drives = from 32 MB – 2 GB

File Sizes ExplainedFile Sizes Explained

Largest Larger Large Basic Unit

Gigabyte (GB) Megabyte (MB) Kilobyte (KB) Byte

Gigabyte (GB) Megabyte (MB) Kilobyte (KB) Byte

.001 1 1,000 1,000,000

Gigabyte (GB) Megabyte (MB) Kilobyte (KB) Byte

1 1,000 1,000,000 1,000,000,000

Gigabyte (GB) Megabyte (MB) Kilobyte (KB) Byte

.000001 .001 1 1,000

Gigabyte (GB) Megabyte (MB) Kilobyte (KB) Byte

.000000001 .000001 .001 1

File Sizes ConversionFile Sizes Conversion File sizes can be very confusing. For File sizes can be very confusing. For

instance - which is bigger? 1.2 MB or 1200 instance - which is bigger? 1.2 MB or 1200 KB? They are KB? They are basicallybasically the same size! the same size! Confused? There is no need to be!Confused? There is no need to be!

Each unit changes names when you get to Each unit changes names when you get to 1000 of that unit. The basic unit is a byte. 1000 of that unit. The basic unit is a byte. If you have 1000 bytes, you can then call If you have 1000 bytes, you can then call it 1 kilobyte. If you have 1000 kilobytes, it 1 kilobyte. If you have 1000 kilobytes, you can then call it 1 megabyte. The same you can then call it 1 megabyte. The same happens when you go up from megabytes happens when you go up from megabytes to gigabytes.to gigabytes.

Note that the decimal place moves three Note that the decimal place moves three places either to the right or left. places either to the right or left.

Converting from One Converting from One Measurement to Another (1)Measurement to Another (1) To convert from a larger to the next To convert from a larger to the next

smaller unit, just move the decimal place smaller unit, just move the decimal place three places to the right. For instance:three places to the right. For instance:If you have 1 gigabyte, how many If you have 1 gigabyte, how many megabytes are there?megabytes are there?

The answer is 1 GB = 1,000 MB.

Converting from One Converting from One Measurement to Another (2)Measurement to Another (2) To convert from a smaller unit to the To convert from a smaller unit to the

next larger unit, move the decimal place next larger unit, move the decimal place three places to the left. For instance:three places to the left. For instance:If you have 1,000 kilobytes, how many If you have 1,000 kilobytes, how many megabytes are there?megabytes are there?

The answer is 1,000 KB = 1 MB.

Getting around the Getting around the computercomputer

Many different methodsMany different methods Two primary methodsTwo primary methods

My ComputerMy Computer Windows ExplorerWindows Explorer

Windows Explorer – program for Windows Explorer – program for displaying and manipulating files on displaying and manipulating files on computercomputer

Windows ExplorerWindows Explorer Right click on start menu Right click on start menu

and select Exploreand select Explore Left side shows computer Left side shows computer

structurestructure Right side shows current Right side shows current

folder (display can be folder (display can be modified)modified) Name (can add file Name (can add file

extension)extension) SizeSize TypeType Date Modified/Date Date Modified/Date

CreatedCreated

Windows Explorer OptionsWindows Explorer Options Different views (Thumbnails, Tiles, Icons, Different views (Thumbnails, Tiles, Icons,

List, Details) and their usesList, Details) and their uses The status bar (found under View dropdown The status bar (found under View dropdown

menu)menu) Looking at Folder or File PropertiesLooking at Folder or File Properties Manipulating FilesManipulating Files Manipulating FoldersManipulating Folders

Folder (definition) - a named storage area on Folder (definition) - a named storage area on the computer containing files and other the computer containing files and other folders. folders.

Moving Files within Windows Moving Files within Windows ExplorerExplorer

Drag and DropDrag and Drop – most unreliable – most unreliable Copy and PasteCopy and Paste – good for creating backups or – good for creating backups or

moving file to work with at another locationmoving file to work with at another location Cut and PasteCut and Paste – takes file and moves to another – takes file and moves to another

locationlocation Keyboard shortcuts for actions (Ctrl + C, V, X)Keyboard shortcuts for actions (Ctrl + C, V, X)

Remember where you put it and what you movedRemember where you put it and what you moved

3 Ways to select multiple files at once 3 Ways to select multiple files at once Hold the Control key (CTRL) + Left click for Hold the Control key (CTRL) + Left click for

individual selectionindividual selection Hold the Shift key + Left Click to select many at Hold the Shift key + Left Click to select many at

onceonce Hit CTRL + A to select all items in folderHit CTRL + A to select all items in folder

File Name ManipulationFile Name Manipulation How to rename filesHow to rename files

While in the creation program (saving While in the creation program (saving versions)versions)

While not in the creation programWhile not in the creation program Use folders to control filesUse folders to control files

Create folders for different major areas Create folders for different major areas (classes, projects, images, etc.)(classes, projects, images, etc.)

Searches within Searches within WindowsWindows

Used to find files on Used to find files on computercomputer

Left click on Start button and Left click on Start button and select Search select Search search for files or folders – search for files or folders –

searches within computersearches within computer Search on internet – Search on internet –

searches using Internet searches using Internet ExplorerExplorer

Windows Search Windows Search OptionsOptions

Search optionsSearch options Name, date Name, date

modified/created, location, modified/created, location, file sizefile size

Advanced searchesAdvanced searches Using the * and partial file Using the * and partial file

name searchesname searches

Saving files from the webSaving files from the web

How to collect files from the How to collect files from the webweb Right click on image, link, or Right click on image, link, or

documentdocument Select Select Save Target as …Save Target as … or or Save Save

Picture as …Picture as … Save in an appropriate placeSave in an appropriate place

Ethics of file usage from webEthics of file usage from web Copyright issuesCopyright issues Plagiarism issuesPlagiarism issues

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