What are the most important computer terms I should know?

Updated: 10/07/2019 by Computer Hope
Computer term and definition

There are thousands of abbreviations, terms, and words that are associated with computers, we should know, we currently have over 15,000 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 separated each of the terms into each of the major computer categories.

Top Apple Terms Top AI Terms Top Battery Terms

Menu bar
Command key
Apple Touch Icon
QuickTime
Terminal
Extension
Safari
Option key
IOS
IPhone

All Apple Terms

Data
Hopebot
Database
Algorithm
Python
Data center
Data processing
Turing machine
Prolog
AI

All AI Terms

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

All Battery Terms

Top Business Terms Top Camera Terms Top Cell Phone Terms

Software
PDF
Server
Spreadsheet
Internet
E-mail
Website
Projector
Word processor
PowerPoint

All Business Terms

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

All Camera Terms

IP
CPU
RAM
Operating system
HTML
Browser
Download
URL
ROM
E-mail

All Cell Phone Terms

Top Certification Terms Top Chat Terms Top Color Terms

CEH
Computer literacy
Degree
ETA
ISO
N+
A+
CBT
CCNA
MCITP

All Cert Terms

2
Boot
IC
Ghosting
ROFL
Chat
Disconnect
Flood
Forum
Internet Relay Chat

All Chat Terms

Black
32-bit color
LED
Magenta
Color depth
16-bit color
Pink
Hexadecimal
Color
CLUT

All Color Terms

Top Database Terms Top Disc Terms Top Electronics Terms

Network
Server
Data
Domain
Port
Cache
Encryption
Data type
Connection
Delimiter

All Database Terms

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

All CD/Disc Terms

Vacuum tube
Lint free cloth
Jumpers
Switch
Source
Transistor
Bare chip
Semiconductor
Capacitor
Clock

All Electronics Terms

Top E-mail Terms Top Floppy Terms Top Game Terms

Server
E-mail
Username
Domain
@
Phishing
Junk mail folder
E-mail header
Outlook
Mail merge

All E-mail Terms

Storage devices
Secondary storage device
Tab
FDD
Floppy
Floppy cable
Format
Removable disk
Bootable disk
Magnetic media

All Floppy Terms

Software
Network
Joystick
High ping
RAID
IC
Ghosting
DDR
Packet
Hacker

All Game Terms

Top Hardware Terms Top Hard Drive Terms Top HTML Terms

Output device
Storage device
Input device
Motherboard
Memory
Hard drive
Hardware
CPU
Processing device
RAM

All Hardware Terms

Storage
Hard disk
Secondary storage device
Jump drive
Drive
IDE
Local drive
Boot partition
Hidden partition
Defrag

All Hard Drive Terms

Web page
Htm
Server
Static website
Browser
HTML address
Website
HTML link
Domain
Social network

All HTML Terms

Top Internet Terms Top Keyboard Terms Top Measurements

Web page
Search engine
Chrome
HTML
Dynamic website
Browser
Download
URL
Internet
E-mail

All Internet Terms

Input device
Windows key
Function keys
Scroll lock key
Keyboard
Hyphen
Underscore
Tilde
Tab
Pause key

All Keyboard Terms

GHz
Word
Bit
RPM
Resolution
Byte
CPS
Brontobyte
Epoch
Degree

All Measurements Terms

Top Memory Terms Top Modem Terms Top Motherboard Terms

Storage device
Memory
RAM
ROM
Primary storage device
Jump drive
Core
Pipe
Memory slot
Cache

All Memory Terms

Download
Modem
Dial-up
Handshake
Characters per second
Terminal
Phone connector
Python
Upload
Telephone

All Modem Terms

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

All Motherboard Terms

Top Mouse Terms Top Network Terms Top Operating System Terms

Input device
Mice
GUI
USB
Highlight
Joystick
Pointing device
Serial port
Scroll bar
Touchpad

All Mouse Terms

Class A
Network
Ring topology
Star topology
Bus topology
Mesh topology
Network server
Brouter
Communication device
Download

All Network Terms

Windows 10
Windows key
Windows 7
Disk Cleanup
Start
My Computer
Power user task menu
Graphic User Interface
Start menu
Title bar

All OS Terms

Top Power Terms Top Printer Terms Top Processor Terms

Power Supply
AC adapter
AVR
UPS
Transistor
Capacitor
Coil
P4
ATX style connector
SMPS

All Power Terms

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

All Printer Terms

Central Processing Unit
Core
Active heat sink
Machine cycle
Clock cycle
Instruction set
Control unit
Fin field effect transistor
Processing
Instructions

All Processor Terms

Top Programming Terms Top Scanner Terms Top Security Terms

HTML
NBSP
1GL
Programming language
Machine language
Pipe
IDE
Program
ASCII
Server-side scripting

All Programming Terms

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

All Scanner Terms

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

All Security Terms

Top SEO Terms Top Software Terms Top Sound Terms

IP
Web page
SE
HTML
Server
Dynamic site
Browser
Uniform Resource Locator
Internet
E-Mail

All SEO Terms

Software
PDF
Excel
File
Resmon
Tab
Device driver
Word processor
Notepad
Highlight

All Software Terms

Frequency response
Audio output device
Headphones
Microphone
Line in
Line out
AVR
Voice recognition
Audio conversion device
MP3

All Sound Terms

Top Spreadsheet Terms Top Tape Drive Terms Top Typography Terms

HLOOKUP
Spreadsheet
Excel
Data
Tab
Dollar sign
Active cell
Cell
Formula
Row

All Spreadsheet Terms

Storage
Removable disk
Sequential file
BOM
Spindle
Sequential access
DAT
Spool
Interblock gap
Loading point

All Tape Drive Terms

Tab
Block letter
Acute
Uppercase
Font size
ASCII
Word
Word processing
Font
Character map

All Typography Terms

Top Video Card Terms Top Word Processor Terms

Output device
Monitor
Video adapter
Projector
HDMI
VGA
Cathode-Ray Tube
Flat-panel display
VDU
Animation

All Video Terms

Tab
Word processor
Double space
Word
Ribbon
Office button
Clipboard
Tab stop
Formatting toolbar
Copy

All Word Terms