Which of the following best describes the original purpose of using a screen saver?
A) to protect the monitor from burn-in
B) a method to personalize your computer
C) to keep others from viewing your screen when it is inactive
D) to enhance security by offering password protection
A
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A linked list class uses a Node class with successor reference next and uses a reference first to point to the first node of the list. A positive index k is given, and we want to set a reference pred to point to the node with index k-1. The correct code to use is
A) pred = first; for (int i = 0; i < k; i++) pred = pred.next; B) pred = first; for (int i = 0; i <= k; i++) pred ++; C) pred = first; for (int i = 1; i < k; i++) pred = pred.next; D) pred = head; for (int k : list) k--;
Get a couple of different instruments and play the same note on them in the MediaTools application’s sound editor with the sonogram view open. Are all “C’s” made equal? Do they have the same tones and overtones? Using the MediaTools visualization, can you see the differences between the sounds?
What will be an ideal response?
The Developer tab must be enabled by going to the Backstage view and selecting Customize
Indicate whether the statement is true or false
Which of these is NOT a reason why animation is perceived as motion?
a. An image remains in the eye chemically for a brief time after viewing. b. Our mind tries to “connect the dots” by completing perceived actions. c. The use of darker colors for moving objects is interpreted by the mind as motion. d. A sequence of images is read as continuous motion. e. All of the above are valid reasons.