008 uC Wifi

A WLAN configured to work in an ad hoc fashion (that is, without requiring the use of an access point) is known as what type of WLAN?

• IBSS

• BSS

• ESS

• SSID

A WLAN containing at least two APs is known as what type of WLAN?

• IBSS

• SSID

• ESS

• BSS

Which of the following are wireless security standards?

• WPA

• WEP

• PAP

• CHAP

If multiple wireless access points exist in a WLAN, what percentage of coverage overlap should the access points have?

• 20 to 30 percent 

• 10 to 15 percent 

• 75 percent 

• approximately 50 percent

You are configuring a wireless local area network (WLAN) with three wireless access points having overlapping coverage areas. The wireless access points are using the 2.4 GHz frequency band, and are located in the United States. What three non-overlapping channels in the 2.4 GHz band should you select?

• 6

• 15

• 14

• 11

• 1

What is the maximum range of the IEEE 802.11b wireless standard?

• 35 m indoors/120 m outdoors

• 20 m indoors/100 m outdoors

• 32 m indoors/140 m outdoors

• 70 m indoors/250 m outdoors

Which of the following approaches to WLAN security uses TKIP for encryption?

• WEP

• WPA2

• WPA2 Enterprise

• WPA

In a WLAN, what might cause a multipath problem?

• Metal file cabinet

• Cordless phone

• Mismatched wireless security standards

• Mismatched SSIDs

Which of the following WLAN security threats involves a user writing a symbol in a public place, letting other users know about the existence of a WLAN, and possibly information about how to access that WLAN?

• WEP and WPA security cracking

• Warchalking

• War driving

• Rogue access point

If a WLAN does not need a user to provide credentials to associate with a wireless access point and access the WLAN, what type of authentication is in use?

• WEP

• SSID

• Open

• IV