Which of the following statements about queues is true?
A. Queue insertion requires a search function and a delete function.
B. Queues are a FIFO data structure.
C. The queue header requires only a top; a common design also includes a node counter.
D. Queue deletion takes place at the rear of the queue.
E. Queues are usually implemented using arrays.
Answer: B
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a) system call b) application programming interface (API) c) Web service d) none of the above
Which of the following is a program advertised as performing one activity but actually does something else?
A. worm B. rootkit C. Trojan D. virus
?_____ use a keyword to encode a number.
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