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Microprocessor

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

 5
 4
 16
 20

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Microprocessor
The number of interrupt lines in 8085 is

3
4
5
2

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Microprocessor
Which of the data transfer is not possible in microprocessor

 accumulator to memory
 I/O device to accumulator
 memory to memory
 memory to accumulator

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Microprocessor
The timing difference between a slow memory and fast processor can be resolved if

Either A or B
External buffer is used
Neither A nor B
Processor is capable of waiting

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Microprocessor
A 37 bit mantissa has an accuracy of

6 decimal places
10 decimal places
11 decimal places
8 decimal places

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Microprocessor
The addressing mode in instruction PUSH B is

 direct
 register indirect
 immediate
 register

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