Which of the following is not a similarity between a stack and a queue as described by the text?

a. both have an isEmpty method
b. both can retrieve an item from any position
c. both can insert an entry at one end of the structure
d. both can retrieve an entry from one end of the structure

b. both can retrieve an item from any position

Computer Science & Information Technology

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A(n) __________ Mean is a good candidate for comparing the execution time performance of several systems.

A. Composite B. Arithmetic C. Harmonic D. Evaluation

Computer Science & Information Technology

________ is the process of determining that a deadlock exists and identifying the processes and resources involved in the deadlock.

a) Deadlock avoidance b) Deadlock detection c) Deadlock recovery d) Deadlock prevention

Computer Science & Information Technology