- CPU = Central Processing Unit
- ALU = Arithmetic Logic Unit
- IRQ = Interrupt Request
- FAX = Facsimile Technology
- CC =Carbon Copy
- BCC = Blind Carbon Copy
- BIOS = Basic Input Output System
- FIFO = First-In First-Out
- GIGO = Garbage-In Garbage-Out
- WORM = Write Once Read Many
- BASIC = Beginners’ All Purpose Symbolic Instruction Code
- COBOL = Common Business Oriented Language
- PROLOG = Programming in Logics
- ALGOL = Algorithmic Language
- FORTRAN = Formula Translation
- SQL = Structured Query Language
- UNIX (formerly UNICS) = UNiplexed Information Computing System
- VPN = Virtual Private Network
- SD = Secure Digital
- CD = Compact Disk
- CD-R = Compact Disk Recorder
- CD-RW = Compact Disk Rewriter
- DVD = Digital Versatile Disk
- RAM = Random Access Memory
- ROM = Read Only Memory
- PROM = Programmable Read Only Memory
- EPROM = Erasable Programmable Read Only Memory
- EEPROM = Electrically Erasable Programmable Read Only Memory
- DDR = Double Data Rate
- DDR2 = Double Data Rate 2
- DDR3 = Double Data Rate Type 3
- DDL = Data Definition Language
- DML = Data Manipulation Language
- DCL = Data Control Language
- TCL = Transactional Control Language
- VIRUS = Vital Information Resource Under Siege
- PLD = Programmable Logic Device
- PSU = Power Supply Unit
- POST = Power On Self-Test
- SMPS = Switched Mode Power Supply
- UPS = Uninterruptible Power Supply
- NIC = Network Interface Card
- MAC = Media Access Control
- HDMI = High Definition Multimedia Interface
- LCD = Liquid Crystal Display
- LED = Light Emitting Diode
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