Microprocessor Organization - MCQs with answers

Microprocessor Organization - MCQs with answers


Q1. Which clock pulses are generated by the microprocessor so as to handle the timing and control operations related to internal functioning level?

a. single phase clock pulses
b. multi-phase clock pulses
c. anti-phase clock pulses
d. none of the above

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ANSWER: b. multi-phase clock pulses



Q2. The bus-request control input of micro-processor indicates the temporary suspension of current operation by driving all buses into________.

a. high impedance state
b. low impedance state
c. both a & b
d. none of the above

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ANSWER: a. high impedance state



Q3. Which feature conducts the memory transfer by controlling the address and data buses on the basis of request originated by the device when buses get disabled by the microprocessor?

a. Indirect Memory Access
b. Direct Memory Access
c. Read Memory Access
d. Write Memory Access

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ANSWER: b. Direct Memory Access


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