Computer Vocabulary

Created by mcswasam 

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Access

to get at or into

Application

a computer program that does a user-oriented job

Calculate

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

Character

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

Chip

an integrated circuit. A thin piece of silicon that contains all the components of an electronic circuit.

Command

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

Compatible

a term that describes hardware and software that can work together

Computer

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

Cursor

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

Data

the 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

Disk

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

Disk Drive

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

Expansion Slot

a connector inside a computer designed to allow a user to add

Floppy Disk

a reusable magnetic storage medium that uses a thin mylar circular disk as the storage surface

Hard Copy

output that is printed on paper

Hardware

the physical parts that make up a computer system- for example, keyboards, printers, monitors, and so on

Information

a set of data that has meaning and is useful

Input

the step in the data processing flow during which data is collected and entered into the computer

Integated Circuit

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

Keyboard

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

Kilobyte

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

Load

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

Megahertz (MHz)

a measure of speed, one million cycles per second

Memory

a place to store information; usually coded in a binary format

Menu

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

Mircocomputer

a scaled-down version of a mainframe, or full-sized computer

Monitor

a video display device or screen used for showing output

Motherboard

the main circuit board of a computer housing the microprocessor and providing the means of connecting all components that make up the computer

Mouse

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

Output

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

Peripheral Device

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

Primary Memory

the section of a computer that holds instructions, data, and intermediate and final results during processing; also known as intermal storage, main storage, primary storage, or random access memory (RAM)

Printer

a machine that prints characters or other images on paper

Processing

the second step of the data processing flow in which the computer acts on data

Program

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 (RAM)

form of primary memory in which instructions and data can be read, written, or erased

Read

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

Read Only Memory (ROM)

form of primary memory that holds items that can be read but not erased or changed by normal computer input

Scanner

a machine that changes images from paper or photos into digital form that the computer can use

Secondary Storage

all storage materials other than primary storage

Simulation

a computer program that imitates a real-world situation; it can show what happens when conditions in that situation are changed

Soft Copy

a temporary display of output seen on a monitor

Software

programs, or instructions, that tell a computer exactly what to do

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