Question: A process p needs to use resources r1 and r2 together or r2 and r3 together. (15 points) Under approach 1, r2 will be requested

A process p needs to use resources r1 and r2 together or r2 and r3 together. (15 points)

  1. Under approach 1, r2 will be requested _________.

a)once

b)twice

  1. Under approach 2, r2 will be requested _________

a)once

b)twice

  1. Under approach 3, if r3 is available, r2 will be requested _________

a)once

b)twice

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