One common technique to construct the key in a priority queue is to use an encoded priority number that consists of the priority plus ____.
A. a nonce
B. the current system time converted to an integer representation
C. a sequential number representing the event's place within the queue
D. the new elements position (index) in the heap
Answer: C
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Answer the following questions true (T) or false (F)
1. Some files contain data for a program; others contain the program statements themselves. 2. A syntax error in a program is an error that causes the program to produce incorrect output. 3. One task of an operating system is to provide input and output facilities to a program.
The accompanying figure shows the ____ .
A. Color panel B. Readout panel C. Status dialog box D. Info Panel Options dialog box
Something is usable if people can figure out how to use it to accomplish something ______________.
a. without getting help from someone b. without it being more trouble than it’s worth c. with no training d. without getting frustrated
Any major navigation blocks should be placed inside the ____ element.
A.