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Microprocessor

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

 4
 20
 5
 16

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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
Each instruction in assembly language program has the following fields:Lable fieldMnemonic fieldOperand fieldComment fieldThe correct sequence of these fields is?

2, 1, 4, 3
1, 2, 3, 4
1, 2, 4, 3
2, 1, 3, 4

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Microprocessor
Temporary registers in 8085 are

 B and C.
 W and Z.
 H and L.
 D and E.

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Microprocessor
The character set of Fortran 77 includes lower case alphabets a to z.

True
False

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Microprocessor
The microprocessor may be made to exit from HALT state by asserting

 A or B or HOLD line
 any of the five interrupt lines
 RESTART
 READY line

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