Suppose That There Are Ten Resources Available to Three Processes

question 40

Multiple Choice

Suppose that there are ten resources available to three processes. At time 0, the following data is collected. The table indicates the process, the maximum number of resources needed by the process, and the number of resources currently owned by each process. Process Maximum Needs Currently Owned
P₀ 10 4
P₁ 3 1
P₂ 5 4
At time 1, P1 requests a resource. Which of the following is correct?

• A) The request will be granted, since the current state is safe.
• B) The request will not be granted, since the current state is not safe.
• C) The request will be granted, since the state after granting the request will be safe.
• D) The request will not be granted, since the state after granting the request will be unsafe.

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Definitions:

Reinforcer

Any stimulus that increases the likelihood of a preceding behavior to occur again by either presenting a positive stimulus or removing a negative one.

Punisher

Anything that follows a response and weakens it or decreases the probability that it will occur.

Strengthens

To make or become stronger or more resilient, often used in the context of physical, emotional, or mental attributes.

Weakens

To diminish in strength, effectiveness, or power.