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Microprocessor

Microprocessor
How many bytes in a zero memory page should be reserved for vectors used by RST instructions?

 64.
 16.
 128.
 32.

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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
 11000100
 010001000
 01000000

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Microprocessor
Which of the following is type declaration statement in C?

s = s + 1
king = horse + 1
prin = prin * prin
int bar

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Microprocessor
What is mean by ALU

 Arithmetic logic unit
 Arithmetic logic unsigned
 Arithmetic local unsigned
 Arithmetic logic upgrade

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Microprocessor
The five flags in 8085 are designated as

Z, C, S, P, AC
Z, CY, S, P and AC
D, Z, S, P, AC
Z, CY, S, D, AC

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Microprocessor
A microcomputer consists of

All of these
 a microprocessor
 memory
 I/O device

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