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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:

m
log2 (m)
2*m
2^m

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Microprocessor
In an 8085 microprocessor based system, the contents of SP are 1000H, PUSH B instruction will transfer the contents of registers B & C respectively for memory locations

 0FFF H and 0FFE H
 1000 H and 0FFF H
 1000 H and 1001 H
 0FFE H and 0FFF H

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Microprocessor
When an 8085 microprocessor is reset, the address bus contains

 003CH
 0043H
 002CH
 0000H

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Microprocessor
In Fortran 77 a variable name can contain special characters.

False
True

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Microprocessor
Which instruction is required to rotate the content of accumulator one bit right along with carry?

 RAR
 RRC
 RLC
 RAL

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Microprocessor
The microprocessor issues ALE during first T-state of

 fetch cycle only
 memory READ cycle only
 every machine cycle
 memory WRITE cycle only

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