Definition of Computer Keyboard

A computer keyboard is an input device used to enter characters and functions into the computer system by pressing buttons, or keys. It is the primary device used to enter text. A keyboard typically contains keys for individual letters, numbers and special characters, as well as keys for specific functions. A keyboard is connected to a computer system using a cable or a wireless connection.



Key/Symbol Explanation
Windows PC keyboards have a Windows key, which looks like a four-pane window
Command Apple Mac computers have a command key.
Esc Esc (Escape) key
F1 – F12 Information about the F1 through F12 keyboard keys.
F13 – F24 Information about the F13 through F24 keyboard keys.
Tab Tab key
Caps lock Caps lock key
Shift Shift key
Ctrl Ctrl (Control) key
Fn Fn (Function) key
Alt Alt (Alternate) key (PC Only; Mac users have Option key)
Spacebar Spacebar key
Arrows Up, Down, Left, Right Arrow keys
Back Space Back space (or Backspace) key
Delete Delete or Del key
Enter Enter key
Prt Scrn Print screen key
Scroll lock Scroll lock key
Pause Pause key
Break Break key
Insert Insert key
Home Home key
Page up Page up or pg up key
Page down Page down or pg dn key
End End key
Num Lock Num Lock key
~ Tilde
` Acute, Back quote, grave, grave accent, left quote, open quote, or a push
! Exclamation mark, Exclamation point, or Bang
@ Ampersat, Arobase, Asperand, At, or At symbol
# Octothorpe, Number, Pound, sharp, or Hash
£ Pounds Sterling or Pound symbol
$ Dollar sign or generic currency
¢ Cent sign
¥ Chinese Yuan
§ Micro or Section
% Percent
° Degree
^ Caret or Circumflex
& Ampersand, Epershand, or And
* Asterisk and sometimes referred to as star.
( Open parenthesis
) Close parenthesis
Hyphen, Minus or Dash
_ Underscore
+ Plus
= Equals
{ Open Brace, squiggly brackets, or curly bracket
} Close Brace, squiggly brackets, or curly bracket
Open bracket
] Close bracket
| Pipe, Or, or Vertical bar
\ Backslash or Reverse Solidus
/ Forward slash, Solidus, Virgule, or Whack
: Colon
; Semicolon
Quote, Quotation mark, or Inverted commas
Apostrophe or Single Quote
< Less Than or Angle brackets
> Greater Than or Angle brackets
, Comma
. Period, dot or Full Stop
? Question Mark

The keyboard

  • Ctrl A – select all
  • Ctrl B – bold
  • Ctrl C – copy
  • Ctrl D – duplicate
  • Ctrl E – align to the centre
  • Ctrl F – find
  • Ctrl G – go to
  • Ctrl I – italics
  • Ctrl J – justify
  • Ctrl K – insert
  • Ctrl L – align to the left
  • Ctrl M – increase indent
  • Ctrl N – open new document
  • Ctrl O – open
  • Ctrl P – print
  • Ctrl R – align to the right
  • Ctrl S – save
  • Ctrl T – increase indent of a line
  • Ctrl U – underline
  • Ctrl V – paste
  • Ctrl W – close
  • Ctrl X – cut
  • Ctrl Y – redo
  • Ctrl Z – undo.

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