What are the most important computer terms I should know?

Updated: 09/22/2017 by Computer Hope

Computer term and definitionThere are thousands of abbreviations, terms, and words that are associated with computers, we should know, we currently have over 14,000 terms listed in our computer dictionary. However, trying to read every definition would take too much time and are all not going to be related to what you may be interested in learning. So, we've created the following table of the top 10 computer terms based on visitors to each page and seperated each of the terms into each of the major computer categories.

Top Apple TermsTop Battery TermsTop Camera Terms

Menu bar
Command key
QuickTime
App
Apple Touch Icon
System
Option key
Safari
IOS
Extension

All Apple Terms

Batteries
Li-Ion
Coin cell battery
MAH
NiMH
Battery slice
ExpressCharge
Battery backup
Power
SBD

All Battery Terms

Input device
USB
Webcam
Digital cameras
Memory card
SD Card
Memory stick
Image
LCD
Flash memory

All Camera Terms

Top Disc TermsTop Cell Phone TermsTop Certification Terms

Storage
CD-ROM
DVD
Drive
BD
CD
Optical disc
CD-IN
DVD-R
CD-R

All CD/Disc Terms

Input device
USB
Webcam
Digital cameras
Memory card
SD Card
Memory stick
Image
LCD
Flash memory

All Cell Phone Terms

CEH
ETA
Degree
N+
Computer literacy
A+
CNE
MCSE
CBT
CCNA

All Cert Terms

Top Chat TermsTop Processor TermsTop Electronics Terms

Chat slang
Boot
IC
Flood
Chat
Ghosting
Internet Relay Chat
ROFL
Forum
Shorthand

All Chat Terms

Computer processor (CPU)
Active heat sink
Core
Machine cycle
Control unit
Fin field effect transistor
Instruction set
Clock cycle
ALU
Socket

All Processor Terms

Switch
Jumpers
Vacuum tube
Bare chip
Transistor
Lint free cloth
Capacitor
Source
Speech-generating device
Circuit board

All Electronics Terms

Top Floppy TermsTop Game TermsTop Hardware Terms

Storage devices
Secondary storage device
Tab
Computer floppy disk drive
Computer floppy disk
Floppy cable
Removable disk
Magnetic media
Bootable disk
Disk drive

All Floppy Terms

Software
Network
High ping
Joystick
IC
DDR
BG
Packet
Software terms
Hacker

All Game Terms

Output device
Input device
Hardware
Processing device
Keyboard terms
Input
Network terms
Device driver
Output
Card

All Hardware Terms

Top Hard Drive TermsTop Internet TermsTop Keyboard Terms

Storage
Hard disk
Secondary storage device
IDE
Jump drive
Drive
SATA
Hidden partition
MB
Byte

All Hard Drive Terms

Internet
Web page
Google
URL
HTML
Chrome
Hyperlink
Browser
Address bar
E-mail

All Internet Terms

Input device
Windows key
Computer keyboard
Function keys
Tab
Fn
Scroll lock key
Ctrl
Underscore
Hyphen

All Keyboard Terms

Top Motherboard TermsTop Memory TermsTop Modem Terms

Full-ATX
BIOS
CMOS
PCI
IDE
Expansion slot
USB
Serial Port
Address bus
Northbridge

All Motherboard Terms

Storage device
Computer memory (RAM)
Memory
ROM
Jump drive
Core
Cache
Primary storage device
Memory slot
Pipe

All Memory Terms

Download
Computer modem
Dial-up
Phone connector
Telephone
Characters per second
Handshake
Upload
Data transfer
Python

All Modem Terms

Top Mouse TermsTop Network TermsTop Operating System Terms

Input device
Computer mouse
GUI
USB
Joystick
Serial port
Pointing device
Touchpad
PS/2
Trackball

All Mouse Terms

Class A
Internet
Network
Bus topology
Hub
Network protocols
TCP/IP
Network server
Ring topology
Network adapter

All Network Terms

Windows key
Start button
My Computer
Operating systems
Windows
Power user task menu
Graphic User Interface
Title bar
Desktop
MS-DOS

All OS Terms

Top Power TermsTop Printer TermsTop Programming Terms

Power Supply
Transistor
AC adapter
Capacitor
UPS
AVR
Power cord
P4
Coil
SMPS

All Power Terms

Output device
Printer
Pen Plotter
3D Printer
Centronics
Page setup
Print screen key
Margin
Print preview
Print spooler

All Printer Terms

HTML
Programming languages
IDE
.NET
NBSP
Machine language
ASCII
1GL
Program
Data type

All Programming Terms

Top Scanner TermsTop SEO TermsTop Software Terms

Optical scanner
Image
Business card reader
OCR
Optical reader
TWAIN
Scan line

All Scanner Terms

IP
Internet
Web page
Google
Uniform Resource Locator
HTML
Server
Hyperlink
Browser
E-Mail

All SEO Terms

Software
Excel
Spreadsheet
Virus
File
Device driver
Notepad
Word processor
Game terms
Word

All Software Terms

Top Sound TermsTop Tape Drive TermsTop Typography Terms

Frequency response
Audio output device
Headphones
Microphone
Line in
Line out
Voice recognition
Live!Ware
Audio conversion device
AVR

All Sound Terms

Storage
Removable disk
Spindle
Sequential access
Sequential file
BOM
Interblock gap
DDS

All Tape Drive Terms

ASCII
Acute
Uppercase
Font
Font size
Character
Bold
Italic
Underline
Superscript

All Typography Terms

Top Video Card TermsTop Security TermsTop Measurements

Output device
Monitor
Video adapter
Projector
HDMI
VGA
VDU
Flat-panel display
AGP
32-bit

All Video Terms

Network
Monitor
Incognito mode
Virus
Ethical hacking
Network definitions
Username
Computer crime
Antivirus
HTTPS

All Security Terms

GHz
Word
Byte
RPM
Bit
Resolution
Nibble
KB
MB
Brontobyte

All Measurements Terms