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Microprocessor

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

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

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Microprocessor
The operations executed by two or more control units are referred as

 Macro-operations
 Micro-operations
 Multi-operations
 Bi control-operations

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Microprocessor
The execution of RST n instruction causes the stack pointer to

 remain unaffected
 increment by two
None of these
 decrement by two

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Microprocessor
A number of 1-bit registers used in microprocessors to indicate certain conditions are usually referred to as

 shift registers
 flags
 counters
 latches

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Microprocessor
Using one 8259 IC is equivalent to providing …………. INTR pins on 8085

 16
 8
 18
 12

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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

 01000000
 010001000
 00000100
 11000100

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