FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

WHAT IS A COMPUTER KEYBOARD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How many function keys are there?
A
17
B
20
C
12
D
10
Explanation: 

Detailed explanation-1: -The correct answer is 12. Function Keys are keys on the keyboard which cause the operating system to command an interpreter or an application to perform certain actions on the screen. There are 12 keys on the keyboard from F1 to F12.

Detailed explanation-2: -The function keys or F-keys on a computer keyboard, labeled F1 through F12, are keys that have a special function defined by the operating system, or by a currently running program. They may be combined with the Alt or Ctrl keys.

Detailed explanation-3: -A PC keyboard has a set of function keys from F1-F12. To access function keys F13-F24, press the Shift key in conjunction with function keys F1-F12. The 122-key keyboard has a full set of function keys.

Detailed explanation-4: -The F1 through F12 keys on a computer keyboard is known as the “function keys” or “F-keys” and have a specific purpose set out by the operating system or a running programme. Function keys are keys on a computer keyboard that have a specific purpose assigned to them.

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