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Which algorithm is non-preemptive and can be used with a mono processor?

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Which algorithm is non-preemptive and can be used with a mono processor?

(a) LDF

(b) pre-emptive

(c) aperiodic

(d) LL

I got this question during an internship interview.

Query is from Aperiodic Scheduling topic in portion Embedded Operating System, Middleware and Scheduling of Embedded Systems

1 Answer

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The correct choice is (a) LDF

To explain: The latest deadline first or LDF is a non-preemptive scheduling algorithm and can be used with a mono processor whereas LL or least laxity is a preemptive scheduling algorithm.

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