The document provides definitions for common computer terms and abbreviations. It defines terms like byte, bit, data, keyboard, mouse, RAM, ROM, software, database, firmware, and computer. It also lists abbreviations associated with computers like HTTP, RAM, ROM, LAN, WAN, CPU, DOS, HTML, and more. Finally, it provides a list of major web search engines from 1993 to 2008 including Google, Yahoo, Bing, Ask, and others.

1. Basic Computer Terms and Glossary
 Byte is a combination of Eight bits.
 A standard keyboard has a total of or keys.
 Combination of four bits is Nibble
 A Command is a kind of coded message.
 Word is the combination of two or more than two bytes.
 Binary code is a term which describes a way of counting.
 A, Binary digit, or bit for short is a number. It is either or.
 Data is a plural word which means facts or information.
 A Floppy disk is a part of a computer and it stores data and programes.
 A Hard disk stores information inside some kinds of computer.
 Input is information which flows into a computer.
 A mouse is a part of Computer
 A random access memory (RAM) is a part of a Computer
 A read-only memory, or ROM for short, is a part of a Computer
 Software, programs and data that are used by Computers
 A general collection of data shared by a variety of users is Database
 Firmware is defined as software embedded into the hardware.
 A Keyboard is a part of a computer; it has rows of buttons, called keys.
 Logic is a set of rules which controls the way in which computers work.
 A Laser is a device which produces a beam of very bright and powerful light.
 A Byte is a number, it carries instructions or information inside computers.
 A Mainframe computer is the largest and most powerful kind of computer.
 A Megabyte is a unit of measurement which measures an amount of data or the size of the
memory in a computer.
 A Modem is a part of computers which connects a computer to a telephone line.
 A postprocessor is a Computer which uses a special kind of program. Words are typed on a
keyboard and they appear on the screen of a visual display unit.
 A programme which converts assembly language programme into Machine language
programme.
 Zero and one in their endless combination constitute binary I system on which Computers are
based.
 Bit is the basic unit of Inverters. It can have two values one and zero only.
 Boolean algebra was developed to deal with binary numbers. Under the binary system all
ordinary Arithmetical operations are reduced to their simplest form.
 Compiler is a programme which translates a high-level language programme into Machine
language.
 The term given to the machinery itself and to me various individual pieces of equipment is
Hardware.
 A set of instructions given to the computer in a particular sequence for solving a given
problem is Programme.
 A collection of programmes writ- ten to bring the hardware of a computer system into
operation is Software.
 The Operating system is an organised collection of routines and procedures for operating a
computer.
 Time Sharing is the concurrent use of a single computer system by Many independent users.
 A central processing (pit (CPU), is a part of a Computer, it uses a program to change data that
pass through it.
 A Computer is an electronic machine which can solve problems very quickly.
 Hard copy is the information which is printed onto paper. The information usually comes
from a computer or from a fax machine.
 A Kilobyte is a unit of measurement which measures an amount of data or the size of the
memory in a computer.

2. Abbreviations associated with Computer
CDAC : Centre for Development of Advanced Parallel Computing.
C-DOT :Center for Development of Telematrics.
HTTP : Hyper Text Transfer Protocol
ROM : Read Only Memory
RAM : Random Access Memory
BIOS : Basic Input- Output System.
MODEM : Modulation – Demodulation.
CAD : Computer Aided Design.
PSTN : Public Switched Public Data Network.
PSPDN : Pocket Switched Public.
RABAN : Remote Area Business Message Network.
LAN : Local Area Network
WAN : Wide Area Network .
MAN : Metropolitan Area Network.
CDMA : Code Division Multiple Access.
GAIS : Gateway Internet Access Service
E-Mail : Electronic Mail.
CD : Compact Disc.
LDU : Liquid Display Unit.
CPU : Central Processing Unit.
CAM : Computer Aided Manufacturing.
CATScan : Computerized Axial Tomography Scan .
COBOL : Common Business Oriented Language.
COMAL : Common Algorithmic Language.
DOS : Disk Operating System.
DTS : Desk Top System
DTP : Desk Top Publishing.
E-Commerce : Electronic Commerce.
ENIAC : Electronic Numerical Integrator And Calculator
FAX : Far Away Xerox.
FLOPS : Floating Operations Per Second.
FORTRAN : Formula Translation.
HLL : High Level Language.
HTML : Hyper Text Markup Language.
IBM : International Business Machine.
IC : Integrated Circuit
ISH : International Super Highway.
LISP : List Processing.
LLL : Low Level Language
MICR : Magnetic Ink Character Recognizer.
MIPS : Millions of Instructions Per Second.
MOPS : Millions of Operations Per Second.
MPU : Micro Processor Unit.
NICNET : National Information Center Network.
OMR : Optical Mark Reader.
PC-DOT : Personal Computer Disk Operation System.
PROM : Programmable Read Only Memory.
SNOBOL : String Oriented Symbolic Language.
UPS :Uninterpretable Power Supply.
VDU : Visual Display Unit.
VLSI : Very Large Scale Integrated.
WWW : World Wide Web.

3. Some others abbreviations suggested by Mohammed Rafi:
WLAN – Wireless Local Area Network.
Wi-fi – Wireless Fidelity
TIFF – Tagged Image File Format
e-SATA – External Serial Advanced Technology Attachment
WiMAX – Worldwide Interoperability for Microwave Access
JPEG – Joint Photographic Experts Group
GIF – Graphics Interchange Format
ATX – Advanced Technology Extended
UATX – Ultra Advanced Technology Extended
FATX – Flex Advanced Technology Extended
MATX – Micro Advanced Technology Extended
EEATX – Enhanced Extended Advanced Technology Extended
DDR SDRAM – Double-Data-Rate Synchronous Dynamic Random Access Memory
DDR RAM – Double-Data-Rate Random Access Memory
GUI – Graphical User Interfaces
CUI – Command User Interfaces
If you know some other terms and abbreviations relted to computer, you can have a comment on
the post so that can be added to the list.
List of top Web Search Engines
Year Engine Event
1993 Aliweb Launch
WebCrawler Launch
1994 Infoseek Launch
Lycos Launch
AltaVista Launch
Open Text Web
Launch
Index
1995
Magellan Launch
Excite Launch
SAPO Launch
Dogpile Launch
Inktomi Founded
1996
HotBot Founded
Ask Jeeves Founded
Northern Light Launch
1997
Yandex Launch
1998 Google Launch
AlltheWeb Launch
GenieKnows Founded
1999
Naver Launch
Teoma Founded

4. Vivisimo Founded
2000 Baidu Founded
2003 Info.com Launch
Yahoo! Search Final launch
2004
A9.com Launch
MSN Search Final launch
2005 Ask.com Launch
GoodSearch Launch
wikiseek Founded
Quaero Founded
Ask.com Launch
2006 Live Search Launch
ChaCha Beta Launch
Guruji.com Beta Launch
wikiseek Launched
2007
Wikia Search Launched
Powerset Launched
Viewzi Launched
2008 Cuil Launched
Boogami Launched
LeapFish Beta Launch