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Q: How many function keys are present on a standard PC keyboard?
  • A. 10
  • B. 9
  • C. 12
  • D. 15
Correct Answer: Option C - In a standard PC keyboard there are 12 function keys. Functions keys are the key which caused operating system to command an interpreter or an application to perform certain actions on the screen. Function keys are lined across the top of the key board and labeled F1 through F12.
C. In a standard PC keyboard there are 12 function keys. Functions keys are the key which caused operating system to command an interpreter or an application to perform certain actions on the screen. Function keys are lined across the top of the key board and labeled F1 through F12.

Explanations:

In a standard PC keyboard there are 12 function keys. Functions keys are the key which caused operating system to command an interpreter or an application to perform certain actions on the screen. Function keys are lined across the top of the key board and labeled F1 through F12.