Sawaal
3
Q:

Which IRQ does the system timer commonly use?

A) IRQ 1 B) IRQ 0
C) IRQ 3 D) IRQ 4

Answer:   B) IRQ 0



Explanation:

IRQ-0 is the system timer commonly use in all computers. In a computer, IRQ is an interrupt request which acts as a hardware signal sent to the processor that temporarily stops a running program and allows a special program, an interrupt handler, to run instead.

Subject: Computer
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