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Microprocessor

Microprocessor
During OPCODE fetch the state of S0 and S1 is

 10
 11
 01
 00

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Microprocessor
A combinational PLD with a programmable AND array and a fixed OR array is called a

 PLD
 PLA
 PROM
 PAL

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Microprocessor
While CMP B instruction executes,

 only carry and zero flags will be affected.
 no flags will be affected.
 only carry flag will be affected.
 all flags will be affected.

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

 0018H
 0028H
 0024H
 0000H

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Microprocessor
Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor?

 1, 3, 5
 1, 2, 5
 2, 3, 5
 1, 3, 4

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Microprocessor
In 8085 name/names of the 16 bit registers is/are

 both A and B.
 none of these.
 stack pointer.
 program counter.

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