In the accompanying figure, to ensure the ellipses stay intact, it would be smart to ____.
A. select them
B. group them
C. unlock them
D. hide them
Answer: B
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A linked list has the functions insertAtFront, removeFromFront, insertAtBack and removeFromBack, which perform operations on nodes exactly as their names describe. Which two functions would most naturally model the enqueue and dequeue operations, respectively, of a queue?
a. insertAtBack and removeFromBack. b. insertAtBack and removeFromFront. c. removeFromFront and insertAtFront. d. removeFromFront and insertAtBack.
What will be displayed after code corresponding to the following pseudocode is run?
```Declare MyName[25] As Character Set MyName = “Harry5” Write Length_Of(MyName)``` a. 5 b. Harry5 c. 25 d. 6
Under UNIX, files that represent a block or character device are called __________ files.
a. ordinary b. character c. special d. block
Suppose the count variable was not used in the CircularArrayQueue class. Explain how you could use the values of front and rear to compute the number of elements in the list.
What will be an ideal response?