Microprocessor
Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions?

 D-E.
 H-L.
 Stack Pointer.
 Program Counter.

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Microprocessor
Program counter in a digital computer

 Counts the numbers of programs run in the machine.
 Counts the number of times the loops are executed.
 Counts the number of times a subroutine is called.
 Points the memory address of the next instruction to be fetched.

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