Microprocessor
The stack pointer

 resides in microprocessor
 may be in RAM or ROM
 resides in ROM
 resides in RAM

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Microprocessor
Program counter in a digital computer

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

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 2000H. POP H instruction will transfer the contents of memory location

 2001H and 2000H to H and L registers respectively
 2000H and 1999H to H and L registers respectively
 2000H and 1FFFH to H and L registers respectively
 2001H and 2002H to H and L registers respectively

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