Free Access Juniper.JN0-250.v2022-04-17.q23 Practice Test (Page 4)

What is the width for a 2.4 GHz OFDM channel?

A.30 MHz

B.5 MHz

C.10 MHz

D.20 MHz

Which two 802.11 amendments operate within the 2.4 GHz band? (Choose two.)

A.802.11b

B.802.11ax

C.802.11a

D.802.11ac

What would cause 5 GHz interference?

A.a microwave oven

B.BLE

C.Bluetooth

D.a wireless video camera

What are two characteristics of the 2.4 GHz band when compared to the 5 GHz band? (Choose two.)

A.lower frequency

B.more congestion

C.less non-Wi-Fi interference

D.shorter wavelength

What is an 802.11 management frame transmitted by an AP?

A.keepalive

B.beacon

C.echo request

D.ping

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