CH12

Question 1

Which of the following statements about the Service Set Identifier (SSID) are True? (Choose All That Apply)

SSID is an Alphanumeric Value that identifies the vendor’s device type.
SSID is alphanumeric information field with a maximum value of 32 bits.
SSID is a Logical Network name for a Wireless Network
SSID identifies the Security Encryption Method

Answer 1

SSID is alphanumeric information field with a maximum value of 32 bits.
SSID is a Logical Network name for a Wireless Network

Question 2

802.11 Networks use CSMA/CD?

True
False

Answer 2

False

Wireless Networks (802.11 Networks) use CSMA/CA. 
802.3 Networks use CSMA/CD.

Question 3

What frequency does an 801.11a Network Use?

11 Mbps
54 Mbps
2.4 MHz
5 GHz

Answer 3

5 GHz

802.11a Networks use 5GHz.
They have a Speed of 11 Mbps.

Question 4

Which of the following frequency ranges does 802.11b use?

2.4 GHz
4.1 GHz
2.4 MHz
5 GHz

Answer 4

2.4 GHz

IEEE 802.11b and 802.11g operate in the 2.4 GHz range.

802. 11a operates in the 5GHz Range
803. 11n is compatible with all 3 standards.

Question 5

What frequency does an 801.11n Network Use? (Choose All That Apply)

54 Mbps
300 Mbps
2.4 GHz
5 GHz

Answer 5

2.4 GHz
5 GHz

802.11n Networks can use 2.4 GHz and 5 GHz.
They have a speed of 300 Mbps.

Question 6

What is the maximum speed of an IEEE 802.11b Network?

2 Mbps
11 Mbps
54 Mbps
300 Mbps

Answer 6

11 Mbps

802.11b Networks can be as fast as 11 Mbps.

Question 7

IEEE 802.111n Networks can operate at speeds as high as 300 Mbps?

True
False

Answer 7

True

802.11n Networks use MIMO Technology allowing them to operate at 300 Mbps and sometimes higher.

Question 8

Of the following security methods, which one is the most secure?

WEP Personal Mode
WEP Enterprise Mode
WPA2 Personal Mode
WPA2 Enterprise Mode

Answer 8

WPA2 Enterprise Mode

WPA2 Enterprise is the strongest.
It uses 802.1x Server, while WPA2 Personal Mode only needs a Preshared Key.

Question 9

A WAP and a wireless router are the same thing?

True
False

Answer 9

False

A WAP is only an access point, but a Wireless Router includes an Access Point and Additional Components such as a Router, A Switch, and a DHCP.

Question 10

Your company is planning to lease a second building, which is about 2 miles away. You’re asked how the Networks between the two buildings can be connected. What would you suggest?

Add Roaming WAPs
Connect the buildings with a P2P Bridge
Extend the Network by adding WAPs
Run a Twisted Pair between the Buildings

Answer 10

Connect the buildings with a P2P Bridge

A Point-To-Point (P2P) wireless bridge can connect wired networks in 2 buildings 25 miles apart.