Pc Operations

7/28/2019 Pc Operations

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Basic PC Operations

and File ManagementApplications

Dr. Lloyd D. Brooks, Professor

Management Information SystemsThe University of Memphis



Hardware and Software• Hardware – Parts You Can Touch– Peripheral – Attachments, i.e. Printer

• Software – Electronic Instructions– Operating System - i.e. Windows XP

– Application Software – i.e. MS Word



Basic PC Operations• Input – Keyboard or Mouse

• Store – Hard Drive or CD-ROM Drive• Process – CPU for Communications

• Output – Printer or Monitor or Disk



Storage Measurement

• Byte – Approximately 1 Character

• Kilobyte (K) – 1,024 Bytes

• Megabyte (MB) – 1,048,576 Bytes

• Gigabyte (GB) – 1,073,741,824 Bytes

• Terabyte (TB) – 1,099,511,627,776 Bytes



Typical Computer

Components• Computer Case

• Monitor – CRT or LCD (Flat Panel)

• Printer – Laser or Ink-Jet• Modem – Telephone or Cable

• Keyboard

• Mouse• Network or LAN



Printer Considerations• Color or Black/White

• Laser or Ink-Jet

• Buffer – Storage Until Printed• Spooler – Stores Jobs for Printing

• TrueType Font – Size Without Distortion

• Multifunction Printer – Print, Copy, Fax, Scan• Dot Pitch



Monitor Considerations• Resolution – Measured in Pixels

– 640 x 480 – Clearly View Larger Images

– 800 x 600– 1024 x 768

– 1280 x 1024 – More Information at Once

• Dot Pitch – 0.28 or Less



Memory Considerations• Electronic Blackboard – Bytes of Memory

• ROM – Permanent Instructions

• RAM – Main Memory (Volatile)

• CPU - Speed Measured in Gigahertz (GHz)

• Chip Type – Pentium 4

• Gigahertz – 1 Billion Cycles Per Second



Computer Protection• Surge Protector

– Power Fluctuations

– Jules/Amperes

• Uninterruptible Power Supply (UPS)– Loss of Power Protection

– Battery Keeps Computer Running



Communication Ports• Parallel Port – 25 Pins, Female

• Serial Port – 9 or 25 Pins, Male

• Monitor Port – Connects Monitor• Keyboard Port – Connects Keyboard

• Game Port – Connects a Joystick

• Universal Serial Bus (USB) Port– Connects Up to 127 Devices



Mouse Actions• Click – Selects an Item on the Screen

• Drag and Drop – Moves Item on Screen• Double-Click – Opens Document or Program

• Right-Click – Displays a List of Commands

• Wheel Mouse – Scroll and Zoom



Modem Communications• Handshake – Method of Data Exchange

• Online – Connection of Two Modems

• Data Compression – Data Closer Together

• ISDN – LAN Connections to Internet– Integrated Services Digital Network

• Cable – Fast Connection to the Internet



Hard Drive Considerations

• Stores Programs and Data• Read/Write Heads• File Folders – Like a File Cabinet• Capacity – Such as 120 Gigabytes• SCSI – Fastest and Least Expensive

Connection of Hard Drive to Other Devices

– Small Computer Systems Interface• Disk Cache – Memory Area for Recent Data



Hard Drive Optimization• Repair Facility – Once a Month

• Defrag – Once a Month

• Archive Seldom Used Files OntoTape Backup to Open Up Space

• Zip Files for Transmission OverInternet



Application Software• Word Processing• Spreadsheet (Worksheet)

• Database• Graphics• Presentations• Web Design

• E-Mail• Internet Browser



Typical Word Processing

Functions• Create Documents

• Edit Documents

• Format Documents• Print Documents

• Insert and Format Graphics

• Create Tables• Mail Merge Applications



Typical SpreadsheetFunctions

• Manage Finances

• Manage, Sort, Organize, and Retrieve

Data• Formulas and Functions

• Editing Data

• Formatting to Enhance Appearance• Charting (Graphing) to Summarize Data



Typical Database Functions• Organize Data Into Tables

• Store Information

• Sort Information

• Find Information

• Analyze Information• Print Information



Application Suite Advantages• Microsoft Office XP Suite (or 2003)

• Costs Less Than Buying Each Component

• Easy to Use – Commonalities• Integration of Data Between Programs

• Sharing Data More Functional

• Collaboration of Tasks Easier



Utility Software Programs

• Norton Utilities – Virus and Firewall

• McAfee – Virus and Firewall

• Acrobat Reader – View Portable Documents• WinZip – Unzip Compressed Files

• Flash Reader – Accessing Internet Sites

• Windows Media Player – Plays Internet Audioand Video Files



Network Talk• LAN – Connects Computers Within a SmallArea, such as a Building

• Modem – Required to Transmit and Receive

Data on the Network• Hub – Location Where All Cables on a

Network Come Together• Cables – Transmission Lines Such as

Coaxial, Twisted Pair, or Fiber Optic



Network Talk• Server – Central Computer That Storesthe Files for all Persons on the Network

•Client

–A Computer that can Access Filesfrom the Server

• Ethernet – Popular Way for Data to Travel

• Firewall – Controls Access to the Network

• User Name and Password - Security



Formatting A Floppy Disk

• Place the floppy disk in Drive A• Double-click My Computer to access the My

Computer window

• Right-click the icon for Drive A and then chooseFormat from the menu to access the Format dialog box and click Start

• Make sure that Drive A is selected. Otherwise,another drive may be formatted resulting in loss

of data and/or programs.• Click OK, wait, and click OK when finished. Close.



Determining Available

Disk Space• Double click My Computer to access the My

Computer window• Click once on the disk to be checked – such as C:• Click File• Click Properties to access the Properties dialog

box• A pie chart will then appear indicating available

space on the disk• Click OK after viewing the pie chart



Defragmenting Hard Disk

• Click Start, All Programs, Accessories• Click System Tools

• Click Disk Defragmenter to access the DiskDefragmenter dialog box• Click once on the drive to be defragmented – such as

Drive C:

• Click the Defragment button to begin process



Disk Cleanup Utility

• Click Start, All Programs, Accessories• Click System Tools• Click Disk Cleanup to activate the Disk Cleanup

utility• Wait while the hard disk is analyzed (this maytake a few minutes with Windows XP)

• Check the checkboxes for each category of files you wish to delete

• Click OK



Working with Files in

Windows Explorer• Click Start, All Programs, Accessories• Click Windows Explorer• Folders Toolbar appears in the left pane• Contents of selected folder appears in the right

pane

• Use + and – symbols to expand and collapsefolders in the Folders Toolbar

• Note: Windows Explorer can also be accessed by holding down the Windows key and pressing E.



Renaming Files• Access the file to be renamed in Windows

Explorer

• Click once on the file to be renamed• Click File• Click Rename• Key the new name and then press <Enter> key

• Note: A shortcut is to right click the desired file name, enter the new name, and press <Enter>.



Creating a New Folder

• Folders are used to store similar files in a location that iseasy to maintain.

• Access Windows Explorer• Select the location for the new folder – such as a specific

drive or within an existing folder

• Click File• Click New• Click Folder• Key the desired name for the new folder and press <Enter>• Note: A shortcut is to right click within an existing folder,

click New, Folder, key the folder name, and press <Enter>. A new folder can also be created on the Desktop using this option.



Moving Files with Mouse• Access Windows Explorer• Use the mouse to select the files to be moved

(hold down CTRL key to select multiple files)• Drag the file (s) to the new location – such as a

new drive or to a new folder• Note: When files are moved, they will no longer

appear in the original location. To maintain the original files in their original location, copy files

instead of moving.



Moving Files with Edit• Access Windows Explorer• Use the mouse to select the files to be moved

(hold down CTRL key to select multiple files)

• Click Edit• Click Move to Folder• Select the new location for the file (s) using the +

and – buttons to expand and/or collapse folders• Note: If a new folder is desired, click the Make New

Folder button and key the new folder name • Click Move button



Copying Files with Mouse• Access Windows Explorer• Use the mouse to select the files to be copied

(hold down CTRL key to select multiple files)• Hold down the CTRL (control) key and drag the

file(s) to the new location – such as a new drive ora new or existing folder

• Note: When files are copied, they will appear in the new and the original location.



Copying Files with Edit

• Access Windows Explorer• Use the mouse to select the files to be copied

(hold down CTRL key to select multiple files)• Click Edit• Click Copy to Folder• Select the new location for the file (s) using the +

and – buttons to expand and/or collapse folders• Note: If a new folder is desired, click the Make New

Folder button and key the new folder name • Click Copy button



Copying a File to A Floppy

• Insert a floppy disk into the floppy drive• Use Windows Explorer to locate the file to be

copied and click once on the file name

• Click File• Click Send To• Click the drive location that contains the floppy

disk and will receive the file

• Note: A shortcut is to right click the file name and then select Send To



Deleting Files• Access the desired file in Windows Explorer and

locate the file(s) to be deleted• Click once on the file name(s) to be deleted• Press the <delete> key to access the Confirm File

Delete dialog box• Click Yes to confirm the file (s) deletion• The deleted file (s) will be sent to the Recycle Bin if

it is activated

• Note: This same process can also be used to delete a folder and its contents



Recycle Bin Properties

• On the Windows Desktop, right click Recycle Bin• Click Properties• Click the Global tab• Verify that “Use one setting for all drives:” option

is selected• Verify that “Display delete confirmation dialog”

checkbox is checked

• Click OK



Restoring Deleted Files• Files that have been deleted are normally stored in

the Recycle Bin and can be restored.• On the Windows Desktop, double click the Recycle

Bin to show files in the folder

• Click once on the file to be restored• Click File• Click Restore• Click the Close button to close the Recycle Bin

window• Note: Files can also be restored by selecting “Restore

this item” under the Recyle Bin Tasks options



Emptying the Recycle Bin

• On the Windows Desktop, double click theRecycle Bin to show files in the folder

• Click File• Click Empty Recycle Bin• Click Yes to confirm that the items are to be

deleted permanently• Click the Close button to close the Recycle Bin

window



Printing a File

• Access Windows Explorer and locate the file tobe printed

• Click once on the file name • Click File• Click Print• Note: The file can also be printed by right

clicking on the file name and selecting Print



Finding a Specific File

• Click Start• Click Search• Click All files and folders• In the Search Results dialog box, key in all or part of the

file name to search for or key in a word or phrase in the file

• Under the Look in: option, select the drives or locations tosearch• Click Search button• The files will then appear that match the search criteria• Double click the desired file to open it

• Note: Searches can be based on name, content, date,document type, size, when modified, etc.



Creating a DesktopShortcut

• A shortcut permits you to open a file or folder that you useoften

• Locate the desired file in Windows Explorer• Click once on the file name

• Click File• Click Send To• Click Desktop (create shortcut)• The shortcut icon then appears on the Desktop. It appears

with an arrow to distinguish it as a user-created shortcut• Note: A shortcut can be renamed by right clicking the

shortcut icon and then choosing rename.



Shortcuts

• + E for Windows Explorer• + R for Start, Run• + U for Utility Manager which includes

voice narrator and on-screen keyboard• + D or M to minimize a window• + H for on-screen keyboard• + L for Start, Log Off

• + V for Office Voice Recognitionutility



Questions and Comments



Speaker Contact• Dr. Lloyd Brooks, Professor– Department of Management

Information Systems

– The University of Memphis– Memphis, TN 38152

• [email protected]

• (901) 678-4651

mailto:[email protected]

mailto:[email protected]