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Microprocessor

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

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

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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
 11000100
 010001000
 00000100

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Microprocessor
The ROM programmed during manufacturing process itself is called

 MROM
 PROM
 EPROM
 EEPROM

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Microprocessor
Which instruction is required to rotate the content of accumulator one bit right along with carry?

 RRC
 RLC
 RAR
 RAL

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Microprocessor
When an 8085 microprocessor is reset, the address bus contains

 003CH
 002CH
 0043H
 0000H

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

 16
 12
 8
 18

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