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Computer Vocabulary

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Binary: the number system that computers use; it uses only two digits 1, and 0.

 

Bit: the smallest amount of information known.

 

Bug: a computer error

 

Byte: a unit of storage in a computer; it is equal to eight bits.

 

CD-ROM (Compact disc Read Only memory): A flat metallic disc that contains a large amount of permanently stored information read optically.

 

Computer: a machine that takes data in the form of number, words, or symbols, and performs operations according to the directions given.

 

Computer Science: the science of using computer to solve problems.

 

CPU (Central Processing Unit): The heart of the computer where instructions are carried out and the overall activity is controlled.

 

Cursor: the blinking symbol on the computer screen.

 

Data: information of any kind; collection of facts.

 

Database: a collection of information stored in a computer and designed for quick retrieval, expansion, and updating.

            EX. Microsoft Access,

 

Debugging: finding and correcting errors in computer software.

 

Disk: a thin disk of magnetic material capable of storing a large amount of information

 

Disk Drive: the device that reads and records information on disks.

 

File: a collection of related information stored and dealt with as a unit.

 

Fixed disk: a disk that is permanently mounted in a disk drive.

 

Graphics: the part of computer science dealing with pictures.

 

Hardware: the Physical equipment in a computer system: includes; Keyboard, disk drive, printer, monitor, etc.

 

Information: data that is organized

 

Input: data going into the computer.

 

Memory/Storage: the part of the computer that stores information, data and instructions.

 

Modem: A device connected to a computer and a telephone line that lets you send and receive information via the telephone line to and from other computers.

 

Monitor: The TV screen connected to a computer; also called CRT (Cathode Ray Tube), a screen or a video display terminal.

 

Mouse: a small, hand-held device with rollers on its base which, when rolled across a flat surface, controls the cursor on the screen.

 

Operating System: A collection of programs that controls how your computer system runs and processes information.

 

Output: Data or information coming out of the computer

 

Peripherals: any accessory that can be connected to the computer, such as printer, joystick, disk drive, modem, scanner, zip drive, CD-ROM, tape drive backup.

 

Printer: A device that makes computer output visible on paper.

 

Program: a set of instructions telling the computer what to do.

 

Software: another word for computer program.

 

Spreadsheet: a program that organizes numeric data into columns and rows; commonly used for checkbook balances, budgeting, and finding averages and percentages.

            EX: Microsoft Excel

 

Web Browser: A program used to view files on the internet.

            EX: Microsoft Internet Explorer, Netscape

 

Web Editor: A program used to create web pages and other internet files.

            EX: Microsoft FrontPage

 

Word Processor: a computerized system used to store, edit duplicate, and transmit documents (Letters, reports, etc.)

            EX: Microsoft Word