There are three uses for the three ____ buttons found on the Background Eraser Tool options bar: to erase colors continuously while dragging, to erase specific colored areas, and to erase areas containing only the current background color.

A. indexing
B. opacity
C. masking
D. sampling

Answer: D

Computer Science & Information Technology

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The difference between the darkest and lightest area of a picture is the:

a. brightness b. contrast c. recolor

Computer Science & Information Technology

When using a sliding window of size N, how many packets can be sent without requiring a single ACK to be received?

What will be an ideal response?

Computer Science & Information Technology