Acronyms

Question 1

ALU

Answer 1

Arithmetic and logic unit

The part in a CPU where calculations and comparisons are carried out

Question 2

BIOS

Answer 2

Basic input/output system

Firmware that directs basic functions of the operating system

Question 3

BLOG

Answer 3

Web log

Journals written online

Question 4

CD

Answer 4

Compact disc

A small disc where digital information is stored

Question 5

CPU

Answer 5

Central processing unit

The part of a computer that performs logical and arithmetical operations

Question 6

CRT

Answer 6

Cathode ray tube

A tube in which images are produced

Question 7

DVD

Answer 7

Digital versatile desk

A disc that can store very large amounts of digital data

Question 8

DOS

Answer 8

Disk operating system

Operating systems that use command lines

Question 9

Gb

Answer 9

Gigabyte

Units of storage. (1 billion bytes)

Question 10

GIF

Answer 10

Graphics interchange format

A raster-based format for storing colour graphics

Question 11

GPS

Answer 11

Global Positioning System

A navigational system that can determine the location of a receiver on earth

Question 12

GUI

Answer 12

Graphical under interface

An interface for issuing commands to a computer by a pointing device

Question 13

ISP

Answer 13

Internet service provider

A business providing its customers with connection to the Internet

Question 14

JPEG

Answer 14

Joint photographic experts group

An algorithm for the compression of digital images

Question 15

Kb

Answer 15

Kilobyte

Units of storage. (1000 bytes)

Question 16

LAN

Answer 16

Local area network

A local network for communication between computers

Question 17

LASER

Answer 17

Light amplification by stimulated emissions of radiation

A device that produces a monochromatic beam of light

Question 18

LCD

Answer 18

Liquid crystal display

A form of visual display used in electronic devices

Question 19

LED

Answer 19

Light emitting diode

A two-lead semiconductor light source

Question 20

Mb

Answer 20

A unit of storage. (1 million bytes).

Question 21

MODEM

Answer 21

Modulator – Demodulator

A device for modulation and demodulation

Question 22

OCR

Answer 22

Optical character recognition

Technology that enables you to convert documents into editable/searchable data

Question 23

PDF

Answer 23

Portable document format

A file format that looks provides an electronic imagine which can beviewed/printed/electronically transmitted.

Question 24

RAM

Answer 24

Random access memory

The place in a computer where data, applications, etc. in use is kept so that they can be quickly reached by the computer’s processor

Question 25

ROM

Answer 25

Read only memory

Computer hardware that stores programs/data that cannot be modified

Question 26

UPS

Answer 26

Uninterruptible power supply

An electrical system that provides emergency power when the regular power source fails

Question 27

URL

Answer 27

Uniform resource locator

An address that identifies a particular file on the Internet

Question 28

USB

Answer 28

Universal Serial Bus

A port which can be used to connect equipment to a computer

Question 29

WAN

Answer 29

Wide area network

A computer network in which the computers connected are far apart

Question 30

WWW

Answer 30

World Wide Web

Space where documents etc. can be accessed via the Internet

Question 31

AI

Answer 31

Artificial Intelligence

The ability of a computer to perform activities which require intelligence

Question 32

LTE

Answer 32

Long-Term Evolution

Standard for wireless communication of data for mobile phones