The document lists important abbreviations from A-I. Some of the most notable include ARPANET which stands for Advanced Research Project Agency Network, ASCII for American Standard Code for Information Interchange, and IBM for International Business Machines. Other important abbreviations include CPU for Central Processing Unit, RAM for Random Access Memory, and HTML for Hypertext Markup Language. The document provides definitions for many common technology related abbreviations.

1. Most Important Abbreviation
A
ARPANET : Advanced Research Project Agency Net Work
ASCII : American Standard code for Information Interchange
ATM : Automatic Taller Machine
AVR : Automatic Voltage Regulator
ATM : Adobe Type Manager
ANSI : American National Standard Institute
ASP : Automatic data Processing
ACE : Automatic Computing engine
ATL : Active Template Library
API : Application Programming Interface
ATP : Apoltalk Transaction Protocol
ADSP : Apaltalk Data Stream Protocol
ASP : Apaltalk Session Protocol
AFP : Apaltalk Filing Protocol
ARC : Address Resolution Protocol
AGP : Accelerate Graphics Port
B
Basic : Beginners All Purpose Symbolic Instruction code
BCD : Binary Coded Decimal
BCS : Bangladesh Computer Samity/ Bangladesh Computer Society
DERNET : Bangladesh Education And Research Net Work
BIOS : Basic Input Output System
BPS : Bytes per Second
BMP : Bit Mapped Graphics
BPDU : Bridge Protocol Data Unit
BDC : Backup Domain Controller
C
CAD : Computer Aided Design
CASE : Computer Aided Software engineering
CPAV : Central Point Antivirus
CPU : Central Processing Unit
CGA : Colour Graphics Adapter
COBL : Common Business Oriented Language
CRC : Cyclic Dandancing Cheksup
CBL : Computer Based Learning
CIP : Connection Less Protocol
CMOS : Complementary Metal Oxide Semi Conductor
CDL : Computer Description Language
CIM : Computer Input Microilem

2. CGM : Computer Graphics Meterface
CEMA : Conjumer Electronics Manufactures Association
CDDI : Copper Distributed Data Interface
D
DVD : Digital Audio Video
DBA : Data Base Administration
DCTE : Data Circuit Terminating Equipment
DDL : Data Description Corporation
DEC : Digital Equipment Corporation
DLC : Data link Control
DMA : Direct Memory Access
DRAM : Dynamic Random Access Memory
DSP : Digital Signal Processor
DHCP : Dynamic Host Control /Configuration Protocol
DNS : Domain Name Service
DDE : Dynamic Data Exchange
DLL : Dynamic Link Library
DTP : Desk Top Polishing
DIMM : Double Inline Memory Module
DDAPRA : Department Of Defense Advance Project Research Agency
DHCP : Dynamic Host Configuration Protocol
DOD : Department Of Defense
DAC : Duel Attachment Concentrator
E
E-MAIL : Electric Mail
EPROM : Erasable Programmable Read Only Memory
EEROM : Electrically Erasable Read Only Memory
EMI : Electronic Interface
ENIAC : Electronic Numerical Integration Calculator
ESDI : Enhanced Small Device Interface
ECC : Ram-Error Connection Code Random Access Memory
EMS : Expended Memory Specification
EPS : Encapsulated post Script
EIA : Electrical Industrial Allains
EIG : Electrical Information Group
ELAP : Ether Taulk Link Access Protocol
F
FAQ : Frequently Asked Question
FAT : File Allocation Table
FDC : Floppy Disk Controller
FORTAN : Formula Translation
FTP : File Transfer Protocol

3. G
GIGO : Gerbage in Gerbage In Gerbage out
GIS : Geographical Information System
GSM : Gloval System For Mobile Communication
GDI : Graphics Device Interface
GIF : Graphics Interchange Format
GEIA : Government Electronic And Information Technology Association
GNS : Get Nearest Server
H
HIS : Human Computer Interface
DLDC : High Level Data Lick Control
HTML : Hyper Text Markup Language
HTTP : Hyper Text Transfer Protocol
HDD : Hard Disk Drive
HAT : Hardware Performance Layer
HPFS : High Performance File System
I
IBM :International Businesses Machine