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					                                                                 NAME   DEFINITION

COMPUTING OR INFORMATION TECHNOLOGY

COMPUTER



          HARDWARE



COMPUTER CASE

          DESKTOP CASE

          TOWER CASE

ON/OFF SWITCH

POWER SUPPLY AND POWER CORD PLUG
BATTERY

PORTS (pins)

          PARALLEL

          SERIAL

          USB

          WIRELESS PORT (Bluetooth, wi-fi, wwan, IR:infra-red)

MOTHERBOARDS

          CPU: CENTRAL PROCESSING UNIT OR MICROPROCESSOR

          EXPANSION CARD

                      VIDEO CARD

                      SOUND CARD OR AUDIO CARD

          BUS

SHORT-TERM MEMORY OR RAM: RANDOM ACCESS MEMORY

          BIT= YES OR NO (1 or 0)

          BYTE

          KB: KILOBYTES

          MB: MEGABYTES

          GB: GIGABYTE

LONG-TERM STORAGE

          HARD DISK DRIVE (C drive)

          FLOPPY DISK DRIVE (diskette, A drive, )

          CD-ROM: COMPACT DISK READ-ONLY MEMORY (until 650MB)

          ROM: READ-ONLY MEMORY

          CD WRITER

          DVD-ROM: DIGITAL VERSATILE DISC READ-ONLY MEMORY

          ZIP DRIVE (stores 250MB)

          USB FLASH MEMORY
IMPUT DEVICES

       KEYBOARD

       MOUSE

       TRACKBALL

       TOUCHPAD

       TOUCHSCREEN

       SCANNER (resolution)

                   HAND-HELD SCANNERS

                   SHEET-FED SCANNERS

                   FLATBED SCANNERS

       MICROPHONE

       JOYSTICK

OUTPUT DEVICES

       DIGITAL CAMERA (pixels)

       MONITOR SCREEN (video card)

       LCD: LIQUID CRYSTAL DISPLAY

       PRINTER

                   DOT MATRIX PRINTER

                   INK JET PRINTER

                   LASER PRINTER

       SPEAKERS

       EARPHONES

INPUT AND OUTPUT DEVICES

       MODEM

                   EXTERNAL MODEM

                   INTERNAL MODEM



       SOFTWARE

OS: OPERATING SYSTEM OR SYSTEM SOFTWARE

       MS-DOS

       WINDOWS

APPLICATION SOFTWARE OR PROGRAMS

       WORD PROCESSING PROGRAMS (Microsoft Word, Corel WordPerfect)

       SPREADSHEET APPLICATION (Microsoft Excel, Lotus 1-2-3)

       DATABASE MANAGEMENT SOFTWARE (Microsoft Access)

       PRESENTATION SOFTWARE (Microsoft PowerPoint, Corel Presentations)

       DESKTOP PUBLISHING SOFTWARE (Adobe PageMaker, Quark Express, Microsoft Publisher

       COMPUTER GAME SOFTWARE (flight simulator).

       EDUCATIONAL SOFTWARE

       BETA SOFTWARE
                                                        UNORDERED LIST OF DEFINITIONS
1,024 BYTES like 1,024 groups of 8 switches or bits

1,024 KBYTES

1,024 MB

250 megabytes on disks

8 BITS (1 0 0 1 0 1 0 0) like 8 switches together

accesses information on a CD-ROM similar to how a CD player accesses music from a CD. CD-ROMs up to 650 MB

allow you to see images and text on the screen

allows you to connect to the Internet and communicate with other computers via a telephone line

allows you to copy an image into your computer. The more dots per inch, the better the resolution

allows you to create and edit documents, such as letters, reports, and resumes

allows you to perform complex calculations

allows you to play interactive games on your computer

allows you to listening music without bother others classmates.

an electrical conductor that makes a common connection between several circuits
are all the fisic components that makes up a computer system

are connected to the computer through ports or sockets and are used to enter information into the computer

are the logic procedures or rules stored in read/write memory which manage the hardware

can read DVD discs, all types of CDs, and can display movies from digital video discs

can write CD-RW (Compact Disk ReWritable) and CD-R (Compact Disk-Recordable) discs, and read CD-ROM discs

Chemical reaction which proveides energy to the computer. It's rechargeable

Data is temporarily stored here until you save your work to the hard disk. The data disappears when the computer is turned off

is a card which you can install to expand a computer's capabilities

is a chip which acts like the brain of the computer

is a free version of commercial software that's released before the full version to be tested

is a lever used while playing a computer game

is a machine that manipulates information or "data."

is a machine that prints a paper copy of what you see on the monitor

is designed for creating on-screen presentations, reports, overhead transparencies, and slideshows

is similar to a mouse, but the ball that helps maneuver the cursor is on top instead of underneath
is tall and sits next to the monitor or on the floor

is the computers main circuit board. It's a thin plate that holds the CPU (Central Processing Unit), memory, and expansion cards

is the data center inside of the computer

is the hand-held device that lets you point, click, and move objects on the monitor screen

is the metal and plastic box that contains the main components of the computer

is where the computer displays text and pictures

It produces better quality black text documents and usually turns out more pages at a lower cost per page than inkjets

known as pendrive

lets the computer play sounds through speakers

lets you capture a picture in digital form and lets you transfer that image directly from the camera to the computer

lets you type information into the computer

lets you use different types of application software, control peripheral devices

lies flat on a desk, and the monitor usually sits on top of it

look and act like a copy machine
look like a printer and can scan only loose, single pages

made to fit only one type of plug-in device

make sound and music audible

organizes specific information in one or more tables, for example guidelines.

plugs into the computer and sits on the desk

printers shoot tiny drops of ink onto paper

produces characters and illustrations by striking pins against an ink ribbon. It can print multi-page forms

the branch of engineering science that studies (with the aid of computers)the procedure of calculating and information (data)

The computer take and convert energy from the socket to continuous voltage

the modem renains in the computer case

The smaller unit of measurement of information (from Binary + digIT)like a switch

This software can often handle layout for newsletters and other publications

until 1.44MB of data

used to enter sound in the computer to record

uses liquid crystal cells that change reflectivity in an applied electric field; used for portable computer displays
When you poke on it the computer boots up or put off

work like scanning guns used at department stores

you can access the programs or data stored on CD-ROMs but you can't write or store your own data or programs on them

you can use your finger directly on the screen to move around

you can use your finger or a tool called a stylus on a pad to move around the screen

your computer becomes a virtual teacher

				
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