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Microprocessor

Microprocessor
In order to complement the lower nibble of accumulator one can use

 ORI 0FH
 ANI 0FH
 XRI 0FH
 CMA

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Microprocessor
Pick up the programmable interrupt controller from the following

 8259
 8279
 8275
 8257

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Microprocessor
The minimum number of transistors required to implement a two input AND gate is

4
2
8
6

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Microprocessor
EPROMs are preferred for storing programs while developing new microprocessor based system. Because of their

 all the above characteristic
 erasable and programmable characteristic
 random access characteristic
 non-volatile characteristic

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Microprocessor
The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is

 IC = FC - EC
 EC = IC + FC
 IC = FC + 2EC
 IC = FC + EC

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

 TRAP
 INTR
 RST 7
 RST 5.5

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MORE MCQ ON Microprocessor

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