Stack Pointer & Program Counter - MCQs with answers

Stack Pointer & Program Counter - MCQs with answers

1. Which operations are performed by stack pointer during its incremental phase ?

a. Push
b. Pop
c. Return
d. All of the above

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2.Which is the only register without internal on-chip RAM address in MCS-51 ?

a. Stack Pointer
b. Program Counter
c. Data Pointer
d. Timer Register

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3. What kind of instructions usually affect the program counter?

a. Call & Jump
b. Call & Return
c. Push & Pop
d. Return & Jump

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4. What is the default value of stack once after the system undergo the reset condition?

a. 07H
b. 08H
c. 09H
d. 00H

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