Microprocessor
PSW stands for

 none
 accumulator and flag register contents
 flag byte
 accumulator contents

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Microprocessor
Ready pin of microprocessor is used

 to introduce wait state
 to indicate that microprocessor is ready to receive inputs
 to provide direct memory access
 to indicate that microprocessor is ready to receive outputs

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Microprocessor
Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR.

 A is true but R is false.
 A is false but R is true.
 Both A & R are true and R is the correct explanation of A.
 Both A & R are true but R is not the correct explanation of A.

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Microprocessor
FPGA means

 Forward Parallel Gate Array
 Field Programmable Gate Array
 Forward Programmable Gate Array
 Field Parallel Gate Array

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Microprocessor
The interrupt facility is provided in microprocessor to

 stop the microprocessor when it starts malfunctioning
 keep a control on the working of the microprocessor
 stop the microprocessor when desired
 change the sequence of the instructions being executed

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