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Microprocessor

Microprocessor
If m is a power of 2, the number of select lines required for an m-input mux is:

2*m
log2 (m)
2^m
m

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Microprocessor
A single instruction to clear the lower nibble of accumulator in 8085 language assembly is

 ANI OFH
 XRI FOH
 XRI 0FH
 ANI F0H

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Microprocessor
An 8-bit microprocessor signifies that

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

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Microprocessor
The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is

 IC = FC - EC
 IC = FC + EC
 EC = IC + FC
 IC = FC + 2EC

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Microprocessor
In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

False
True

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Microprocessor
The number of hardware interrupts present in 8085 microprocessor are

 16
 8
 5
 10

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