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Associate > Wireless Principals - Wireless Communication > Flashcards

Wireless Principals - Wireless Communication Flashcards

1
Q

Which of the following is an 8 KHz frequency band with a 12.5 KHz channel spacing between the center of adjacent channels?

Infrared

Wideband

Narrowband

Bluetooth

A

Narrowband is an 8 KHz frequency band with a 12.5 KHz channel spacing between the center of adjacent channels.

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2
Q

Signals that travel up to 100 meters are in which of the following distance ranges?

Medium range

Open area

Extended range

Wide area

A

Signals that travel up to 100 meters are considered to be a medium-range distance.

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3
Q

Which of the following is mandated by the FCC to avoid interference with weather radar and military applications in the 5 GHz spectrum?

Dynamic Frequency Selection – DFS

Orthogonal Frequency Division Multiplexing – OFDM

Unlicensed National Information Infrastructure – U-NII

Multiple Input Multiple Output – MIMO

A

Dynamic Frequency Selection – DFS is mandated by the FCC to avoid interference with weather radar and military applications in the 5 GHz spectrum.

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Associate (30 decks)

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