Exam 6: Wireless Lans I

The 2.4 GHz band supports ________ possible non-overlapping 20 MHz channel(s).

In roaming,a wireless client moves from one ________ to another without losing its connection.

Two access points that operate on the same channel will ________.

If you triple channel bandwidth,what happens to the number of channels in a service band?

To connect to an access point,you must know its ________.

An access point can transmit to more than one wireless client at a time with ________.

Because of ________,an 802.11AX access point can communicate with an 802.11AY client.

An 802.11ac Wi-Fi compatibility testing profile contains ________ of the features of the 802.11ac.

Media access control governs transmission by ________.

Wireless access points typically link wireless clients to ________.

What propagation problem becomes worse when there is a large,and dense,object between sender and receiver?

What is the bandwidth of a channel that extends from 55 MHz to 60 MHz?

Within a BSS (and without MU-MIMO),the access point and a wireless host it serves can transmit at the same time.

In Wi-Fi,2.4 GHz and 5 GHz refer to ________.

Compared to wired transmission,propagation problems in radio transmissions are ________.

Spread spectrum transmission is used in WLANs for ________.

To transmit very rapidly in radio,you need ________.

802.11 operates in the ________ unlicensed service band.

Which of the following works in the 60 GHz unlicensed service band?

Frequency is measured in terms of ________.