In PUSH instruction, after each execution of the instruction, the stack pointer is

A)
incremented by 1
B)
decremented by 1
C)
decremented by 2
D)
incremented by 2

Correct Answer : Option (C) :   decremented by 2

Explanation : The actual current stack-top is always occupied by the previously pushed data. So, the push operation decrements SP by 2 and then stores the two bytes contents of the operand onto the stack.

Recently Updated in Microprocessors Questions
If I = J = K = 13, then in Fortran 1 = 10 - (1 / 10) * 10 + (J / 5) * 4 + K ** (- 2) is equal to
A)
5
B)
6
C)
7
D)
8

Correct Answer :   8

In the dimension statement DIMENSION A (50, 50), K (100, 100) the total number of locations reserved will be
A)
2500
B)
100000
C)
125000
D)
250000

Correct Answer :   125000

In super computers the extra level of primary memory is generally called
A)
Single stage device
B)
Digital state device
C)
Solid state device
D)
Surface stage device

Correct Answer :   Solid state device

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