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Microprocessor

Microprocessor
Pick out the matching pair

 READY; RIM
 S0;S1;wait status
 SID; SIM
 HOLD; DMA

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

 0024H
 0028H
 0018H
 0000H

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Microprocessor
The addressing mode in instruction PUSH B is

 register
 immediate
 direct
 register indirect

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Microprocessor
Using DeMorgan’s Theorem we can convert any AND-OR structure into

NOR-NAND
OR-NAND
NAND-NAND
NAND-NOR

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Microprocessor
Which one of the following instruction may be used to clear the accumulator content irrespective of its initial value?

 ORA A
 MOV A, 00H
 CLR A
 SUB A

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Microprocessor
The reason for the presence of ALE pin in 8085, but not in 6800 is that

 8085 has 5 interrupts lines, whereas 6800 has only two
 8085 uses I/O mapped I/O, whereas 6800 uses memory mapped I/O
 8085 has multiplexed bus, whereas 6800 does not have
 None

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