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The instruction that can be used to carry out task switch operation is

(a) software interrupt instruction

(b) exception

(c) external interrupt

(d) all of the mentioned

The question was asked in an online quiz.

Enquiry is from Special Operations in section 80286-80287-A Microprocessor with Memory Management and Protection of Microprocessor

1 Answer

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Correct choice is (d) all of the mentioned

The explanation is: A software interrupt instruction, exception or external interrupt, can also be used to carry out task switch operation.

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