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Microprocessor

Microprocessor
SPHL instruction copies the content of H-L register pair to the _________.

 B-C
 D-E
 PSW
 Stack Pointer

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Microprocessor
The program counter in a 8085 micro-processor is a 16-bit register, because

 There are 16 address lines
 It counts 16-bits at a time
 It facilitates the user storing 16-bit data temporarily
 It has to fetch two 8-bit data at a time

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Microprocessor
Which one of the following microprocessor is not an 8-bit microprocessor

 6502
 Z-80
 8085
 68000

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Microprocessor
Because we wish to allow each ASCII code to occupy one location in memory, most memories are __________ addressable.

NIBBLE
DOUBLEWORD (32 bits)
WORD (16 bits)
BYTE

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Microprocessor
An 8-bit microprocessor signifies that

 8-bit controller
 8-interrupt lines
 8-bit data bus
 8-bit address bus

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Microprocessor
When an 8085 microprocessor is reset, the address bus contains

 002CH
 0000H
 003CH
 0043H

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