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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
2*m
m
log2 (m)

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Microprocessor
In a microprocessor based system the stack is always in

 ROM
 RAM
 microprocessor
 EPROM

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Microprocessor
DMA signal/signals in 8085 is/are

 HOLD.
 All.
 HLDA.
 READY.

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

 PLD
 PROM
 PLA
 PAL

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Microprocessor
An I/O processor controls the flow of information between

Cache memory and I/O devices
Cache and main memory
Main memory and I/O devices
Two I/O devices

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Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Circuit A has the same number of gates as circuit B
Circuit B has more gates than circuit A
Circuit A has more gates than circuit B
None of these

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