Wireless

Question 1

You have obtained new single-band 802.11ac routers. To maintain compatibility, what wireless standards will work with these routers?

802.11b
802.11a
802.11g
802.11n

Answer 1

802.11a
802.11n

Question 2

802.11n uses what frequency?

Answer 2

2.4 and 5

Question 3

802.11ac uses what frequency?

Answer 3

5 GHz

Question 4

802.11g uses what frequency?

Answer 4

2.4

Question 5

Which of the following components would you need with a WPA2 Enterprise network?

AES encryption
Open authentication
WEP encryption
802.1x
Pre-shared keys
TKIP encryption

Answer 5

AES, 802.1x

Question 6

Which of the following are cellular network types that use MIMO to increase 3G data throughput?

WiMAX
EDGE
HSPA+
LTE
CDMA2000

Answer 6

HSPA+
LTE

Question 7

Which wireless networking component is used to connect multiple APs together?

STA
BSS
IBSS
WDS

Answer 7

WDS (Wireless Distribution System)

Question 8

What does SAE stand for?

Answer 8

Simultaneous Authentication of Equals