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Microprocessor

Microprocessor
Number of Hex digits needed to represent the 20-bit address of a memory location are

 4
 5
 16
 20

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Microprocessor
DMA signal/signals in 8085 is/are

 All.
 READY.
 HLDA.
 HOLD.

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Microprocessor
How many segments are there in 8086?

 6.
 4.
 3.
 2.

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Microprocessor
An 8-bit microprocessor can have ………….. address lines.

 cannot be predicted
 16
 32
 8

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Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 11111111
 00000000
 None
 00000001

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Microprocessor
The operations executed by two or more control units are referred as

 Macro-operations
 Bi control-operations
 Micro-operations
 Multi-operations

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