Signal ____ is a term commonly used for obscuring cable or satellite television images until they are restored by a set-top box or other authorized mechanism.
A) dithering
B) rasterization
C) scrambling
D) watermarking

Question

Quizplus · Accepted Answer

Scrambling is the process of obscuring cable or satellite television images until they are restored by a set-top box or other authorized mechanism. Dithering is a technique used in digital image processing to create the illusion of color depth where there is none. Rasterization is the process of converting vector graphics into raster images. Watermarking is the process of embedding a digital watermark into a digital signal or image.

Signal ____ Is a Term Commonly Used for Obscuring Cable