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To get at or into

Applacation Software

A computer program that does a user-oriented job


A single letter, digit, or a special such as ?, #, or, *


To figure, as to add, subtract, multiply , and so on


An integrated circuit. a thin piece silicon that contains all the componets of an electronic circuit


A message from the user to the computer that tells it what to do next


A term that describes hardward and software that can work together


A device used to accept, process, store, and get information


A symbol, such as a square or a underline bar, that shows you where you are on the screen; the cursor may flash or blink


Teh symbols used to represent facts, events, or things; the raw material of information

Data Processing

A set of methods for collecting, handling, and outputting data to reach certain goals


A flat, circular pice of metal or plastic coated with magnetic material and used for storing data

Disk Drive

The device used for store data on a disk and to read what is stored on a disk

Expansion Slot

A connector inside a computer designed to allow a user to add printed circuit boards-Daughter boards-to the mother board

Floppy Disk

A reusable magnetic storage medium that uses a thin myar circular disk as the storage surface.

Hard Copy

Output that is printed on paper.

Hard ware

the Physical parts of the computer system that you can touch and feel such as the keyboard, monitor, and computer case.


A set of data that has meaning and is useful.


The data that is entered into a computer.The act of entering.

Integrated circuit

A complete circuit on a chip, built by a chip fabrication process.


A computer input device that uses a set of keys to put data into the computer


-n 1,024(2^10) storage units(1,024 bytes); often rounded to 1,000; a measure of computer memory


To put a program into a computer's primary memory from a disk or tape


A measure of speed, one million cycles per second.


A place to store information; usually coded in a binary format; see RAM, ROM.


A list of choice shown on the screen from which the user picks a command or data to enter into the computer.


A complete computer that has realitivity few electronic parts and peripheral devies.


A computer output device that uses a diplay sceen to present the processed information


The main circuit board of a computer housing the micrprocessor and providing the means of connecting all the componets that make up the computer


A computer input device used as a pointing and drawing instrument by selecting specific positions on the monitor display


The computer generated information that is displayed to the user in some discernible form such as a screen display, printed page, or sound

pripheral device

A device that is attached to the computer and aids in input adn/ or output

Primary memory

the computer's immediate internal memory, RAM and ROM


A machine that prints characters or other images on paper.


Term used refer to both the control unit and the arithmeticllogic unit together as part of the CPU


A set of step-by-step instructions that tell a computer exactly how to do a certain task

Programming language

A code in which a computer program is written

Random Access Memory

Form of primary memory in which instructions and data can be Read, written, or Erased


Term used to describe the computer's activity of getting an item in memory and interpereting it

Read Only Memory

Storage memoryChips that are able to maintain their contents if the power is disrupted. ROM chips have theircontents determined st the time of their fabrication ; can be written to only once


A computer input device that can read text, images, and bar codes and translate them into digital code that a computer understand

Secondary Storage

Storage that is not involved in the processing of information. This type of storage is used to maintain the digatal information for later use. includes such storage device as disks, tapes, and CDs.


a c~mpuler program that imitates a realworld situation; it can shoew what happens when conditions in that situation are changed.

Soft Copy

A temporary display of output seen on a monitor


Programs, or instructions, that tell a computer exactly what to do.

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