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Microprocessor

Microprocessor
CALL instruction is a ______ instruction.

 3 bytes
 4 bytes
 1 bytes
 2 bytes

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Microprocessor
Identify the non-programmable interfacing device from the following

 8212.
 8255.
 8295.
 8257.

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Microprocessor
Which of the following is not treated as hexadecimal constant by assembler in 8085?

234
64 H
6 AFH
45 H

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Microprocessor
Using DeMorgan’s Theorem we can convert any AND-OR structure into

NOR-NAND
NAND-NAND
OR-NAND
NAND-NOR

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Microprocessor
Assuming LSB is at position 0 and MSB at position 7, which bit positions are not used (Undefined) in flag register of an 8085 microprocessor?

 2, 3, 5
 1, 3, 4
 1, 3, 5
 1, 2, 5

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Microprocessor
A microcomputer consists of

All of these
 I/O device
 memory
 a microprocessor

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