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Free Exam: Communications Test 7

Number of Questions in Test: 8
Number of Questions in Preview: 5
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Question 1

Audio-What is a method of controlling a property of a carrier signal to alter that carrier signal to carry an encoded message to be transmitted?

Type: Multiple choice
Points: 1
Randomize answers: No

Question 2

Audio-On problem with portable CD players is that when jarred suddenly, the optical pickup is thrown out of position. This problem is called:

Type: Multiple choice
Points: 1
Randomize answers: No

Question 3

Video-What does HDTV stand for?

Type: Multiple choice
Points: 1
Randomize answers: No

Question 4

Graphics-The principle behind xerography is:

Type: Multiple choice
Points: 1
Randomize answers: No

Question 5

Audio-What are the two types of dialing methods for a telephone?

Type: Multiple choice
Points: 1
Randomize answers: No

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