A Carrier Wave Is Modulated with 4 Amplitudes and 4

question 20

Multiple Choice

A carrier wave is modulated with 4 amplitudes and 4 phase changes.How many bits can be represented with each signal change?

• A)1
• B)2
• C)3
• D)4
• E)5

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Definitions:

Teratogens

Agents that can cause congenital anomalies or increase the incidence of an anomaly in the population if exposure occurs during pregnancy.

Proximodistal Trend

The pattern of development in which growth starts at the center of the body and moves towards the extremities.

Physical Development

The biological growth and maturation process in humans, including motor skills development and changes in body size and strength.

Hands And Fingers

The parts of the human body at the end of the arms, consisting of the palm and digits, used for grasping and manipulating objects.