Wireless Networking

WPA2-PSK

"WPA2-PSK" is "Pre-Shared Key" mode, also called "Personal" mode. In this mode, you add a secret key to all devices on the same SSID.

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 wireless network type has a design that uses mesh topology?

WMN

Which of the following is the best method to secure a small network lacking an authentication server?

WPA2-PSK

Which of the following WAN technologies uses cell towers that provide wireless signal coverage for mobile devices?

WWAN

Which of the following is a long-distance line-of-sight Internet Service?

WiMAX

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

20 MHz

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

20MHz

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

22 MHz

The IEEE 802.11g standard is backwards compatible with

802.11b

Zigbee

A form of wireless communications frequently used in security systems and heating and cooling control systems.

Which type of technology enables contactless payment transactions?

NFC

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

RFID

WMN

Wireless mesh network

WEP

Wireless security protocols has been discouraged in favor of newer standards due to know vulnerabilities resulting from implementation flaws.