A+ (Wireless Networking)

What is the channel bandwidth specified in the IEEE 802.11a standard?

20 MHz

Which of the following is a channel bandwidth used in 802.11b networks?

22 MHz

Which of the following channel bandwidths is specified in the IEEE 802.11g standard?

40 MHz

Which of the following wireless technologies enables identification and tracking of tags attached to objects?

GPS

Which of the following IEEE standards provides the basis for implementing most modern WLANs?

IEEE 802.11

Which of the following best describes the disabling of an SSID broadcast?

It makes a WLAN harder to discover

Which type of technology enables contactless payment transactions?

NFC

Which wireless network type has a design that uses mesh topology?

WMN

Which of the following refer to IoT technologies designed to permit communication between appliances in a home automation network?

Z-Wave Zigbee

Which of the following answers describe features of the IEEE 802.11ac wireless standard?

- 5.0 GHz frequency band -Maximum data signaling rate of up to 6.77 Gbps -Multi-User Multiple Input / Multiple Output (MU-MIMO)

Which of the following channel options would allow three Wireless Access Points (WAPs) to be set up on non-overlapping channels?

-1 -6 -11

The IEEE 802.11n standard specifies available channel bandwidth options of

-20 MHz -40 MHz

The IEEE 802.11g standard is backwards compatible with:

-802.11b

What are the characteristic features of the IEEE 802.11b wireless standard?

-Maximum data signaling rate of 11 Mbps -2.4 GHz frequency range

Which of the following answers apply to the IEEE 802.11g wireless standard?

-Maximum data signaling rate of 54 Mbps -2.4 GHz frequency range

Which of the following answers apply to the IEEE 802.11a wireless standard?

-Maximum data signaling rate of 54 Mbps -5.0 GHz frequency band

Which of the following are characteristic features of the IEEE 802.11n wireless standard?

-Multiple Input / Multiple Output (MIMO) -2.4 GHz frequency band -5.0 GHz frequency band -Maximum data signaling rate of up to 600 Mbps

Setting up a wireless network to operate on a non-overlapping channel allows multiple networks to coexist in the same area without causing interference.

True