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Microprocessor

Microprocessor
A single instruction to clear the lower nibble of accumulator in 8085 language assembly is

 ANI F0H
 XRI 0FH
 ANI OFH
 XRI FOH

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Microprocessor
While STC instruction executes,

 no flags will be affected.
 only carry flag will be affected.
 all flags will be affected.
 only carry and zero flags will be affected.

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Microprocessor
MS Access is a DBMS software.

False
True

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Microprocessor
Which of the following pair of gates can form a latch?

A cross coupled NAND/OR
A pair of cross coupled NAND
A pair of cross copled AND
A pair of cross coupled OR

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Microprocessor
Identify the non-programmable interfacing device from the following

 8295.
 8255.
 8257.
 8212.

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Microprocessor
We say that a set of gates is logically complete if we can build any circuit without using any other kind of gates. Which of the following sets are logically complete

None of these
Set of {AND,OR}
Set of {EXOR, NOT}
Set of {AND,OR,NOT}

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