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Microprocessor

Microprocessor
Which one of the following ICs is used to interface keyboard and display?

 8253
 8251
 8279
 8259

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Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Circuit B has more gates than circuit A
Circuit A has more gates than circuit B
None of these
Circuit A has the same number of gates as circuit B

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Microprocessor
MS Access is a DBMS software.

True
False

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Microprocessor
The timing difference between a slow memory and fast processor can be resolved if

Processor is capable of waiting
Either A or B
Neither A nor B
External buffer is used

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Microprocessor
A combinational PLD with a programmable AND array and a programmable OR array is called a

 PLD
 PROM
 PAL
 PLA

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Microprocessor
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

 Operands
 Mnemonics
 Identifiers
 Directives

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