General Purpose Registers/ Working Registers - MCQs with answers

General Purpose Registers/ Working Registers - MCQs with answers


1. Which characteristic/s of accumulator is /are of greater significance in terms of its functionality?

a. Ability to store one of the operands before the execution of an instruction
b. Ability to store the result after the execution of an instruction
c. Both a & b
d. None of the above

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ANSWER: c. Both a & b



2. Which general purpose register holds eight bit divisor and store the remainder especially after the execution of division operation?

a. A-Register
b. B-Register
c. Registers R0 through R7
d. All of the above

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ANSWER: b. B-Register



3. How many registers can be utilized to write the programs by an effective selection of register bank in program status word (PSW) ?

a. 8
b. 16
c. 32
d. 64

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ANSWER: c. 32


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