WGU D413 Exam Practice Test (Latest 2026/2027 Update) Telecomm and Wireless Communications | Assessment Study Questions with Verified Answers| 100% Correct.

WGU D413 Exam Practice Test (Latest
2026/2027 Update) Telecomm and
Wireless Communications | Assessment
Study Questions with Verified Answers|
100% Correct.
Question:

Which multiplexing technique transmits each signal from one input source
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via a single time slot through the creation of different slots??
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Answer:

Synchronous Time Division Multiplexing i,- i,- i,-




Question:
Which category of multiplexing randomly allocates time slots to different
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data signals depending on the rate at which they are being generated
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from the source??
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Answer:

Asynchronous Time-Division Multiplexing i,- i,-

,Question:
Which assessment is the first part of the design process??
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Answer:

Needs




Question:
Which electrical system is required for network equipment according to
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industry standards??
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Answer:

Isolation




Question:

A company is developing a television network to broadcast local news
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content using analog signals.
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Which multiplexing technique should be used??
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Answer:

Frequency Division Multiplexing (FDM)
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Question:

,Which type of multiplexing is used to send and receive digital signals
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between connected devices??
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Answer:

Time-division multiplexing i,-




Question:

Which factor contributes to signal attenuation??
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Answer:

Noise




Question:

Which term is defined as the number of cycles a signal completes in one
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second??

Answer:
Frequency




Question:

A wave position relative to a reference position.?
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Answer:

phase

, Question:

The radio transmission technique that subdivides the allocated frequency
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range into smaller units called channels.?
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Answer:

spread spectrum i,-




Question:

The two types of spread-spectrum transmission techniques are:?
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Answer:
frequency hopping and direct sequencing
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Question:

Transmitting two or more streams of data in the same frequency channel?
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Answer:

spatial multiplexing
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Question: