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Microprocessor

Microprocessor
Which of the following instruction is not possible in 8085?

 POP D
 POP B
 POP PSW
 POP 30 H

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Microprocessor
Of the following circuits, the one which involves storage is

Decoder
RS Latch
Mux
Nand

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Microprocessor
The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following?

 Clock cycle
 Instruction cycle
 Memory cycle
 Machine cycle

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Microprocessor
The length of bus cycle in 8086/8088 is four clock cycles, T1, T2, T3, T4 and an indeterminate number of wait state clock cycles denoted by Tw. The wait states are always inserted between

 T2 & T3
 T1 & T2
 T3 & T4
 T4 & T1

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Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0024H
 0028H
 0000H
 0018H

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Microprocessor
In order to save accumulator value on the stack, which of the following instruction may be used

 PUSH A
 PUSH PSW
 POP PSW
 PUSH SP

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