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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
2^m
log2 (m)
2*m

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Microprocessor
An 8-bit microprocessor signifies that

 8-bit address bus
 8-bit controller
 8-interrupt lines
 8-bit data bus

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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
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

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

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Microprocessor
Register pair used to indicate memory

 B and C
 D and E
 W and Z
 H and L

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Microprocessor
Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be

 00000100
 010001000
 11000100
 01000000

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