A system contains three programs and each requires three tape units for its operation. The minimum number of tape units which the system must have such that deadlocks never arise is _________. - Operating System Quiz

Operating System - Quiz(MCQ)

A system contains three programs and each requires three tape units for its operation. The minimum number of tape units which the system must have such that deadlocks never arise is _________.

A)

6

B)

7

C)

8

D)

9

Correct Answer : 7

Explanation : If 6 resources are there then it may be possible that all three process have 2 resources and waiting for 1 more resource. Therefore, all of them will have to wait indefinitely. If 7 resources are there, then atleast one must have 3 resources so deadlock can never occur.

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A)

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B)

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C)

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D)

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A)

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C)

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