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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
A 37 bit mantissa has an accuracy of

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

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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 accumulator
 memory to memory

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Microprocessor
IC 7485 cannot be cascadeD.

True
False

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Microprocessor
Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode?

 10
 4
 8
 6

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Microprocessor
In 8085, the pins for SID and SOD are

4 and 5 respectively
4 and 3 respectively
5 and 4 respectively
3 and 4 respectively

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