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Microprocessor

Microprocessor
CALL instruction is a ______ instruction.

 2 bytes
 1 bytes
 4 bytes
 3 bytes

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Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 RST 7
 INTR
 TRAP
 RST 5.5

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Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0000H
 0028H
 0018H
 0024H

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Microprocessor
It is possible to copy a file in the same directory.

False
True

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Microprocessor
The number of output pins in 8085 microprocessors are

 19.
 21.
 40.
 27.

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Microprocessor
While using a frequency counter for measuring frequency, two modes of measurement are possible: Period time Frequency mode There is a ‘cross-over frequency’ below which the period mode is preferred. Assuming the crystal oscillator frequency to be 4MHz, the crossover frequency is given by

 1Khz.
 2 Mhz.
 2 Khz.
 8 Mhz.

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