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Flashcards in Chapter 6 Review Deck (10)
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1

Which Carrier Sense technology is used on wireless networks to reduce collisions?
CSMA/CD
SSID
CSMA/CA
802.11

CSMA/CA

2

Which 802.11 standard functions in both the 2.4-GHz and 5-GHz bands?
802.11ac
802.11g
802.11n
802.11b

802.11n

3

You’ve just completed a survey of the wireless signals traversing the airspace in your employer’s vicinity, and you’ve found an unauthorized AP with a very strong signal near the middle of the 100-acre campus. What kind of threat do you need to report to your boss?
Bluesnarfing
Rogue AP
Hidden node
War driving

Rogue AP

4

You just settled in for some study time at the local coffee shop, and you pause long enough to connect your smartphone to the Wi-Fi so you can listen to some music while you study. As you’re about to sign in, you realize that you clicked on an SSID called “Free Coffee and Internet.” What kind of security trap did you almost fall for?
Guest network
Brute force attack
Evil twin
Bluejacking

Evil twin

5

A user swipes her smartphone across a tag on a poster to obtain showtimes for a movie she wants to see later that evening. What wireless technology transmitted the data?
Bluetooth
NFC
Z-Wave
ANT+

NFC

6

Which Bluetooth class has the highest power output?
Class 1
They all have equal power output
Class 2
Class 3

Class 1

7

Which one of the following wireless transmission types requires a clear LOS to function?
Infrared
Bluetooth
NFC
Wi-Fi

Infrared

8

What technology does Bluetooth use to take advantage of the 79 channels allocated to the Bluetooth band?
ZigBee
DSSS
RTS/CTS
FHSS

FHSS

9

A hacker takes advantage of an open Bluetooth connection to send a virus to a user’s smartphone. What kind of security breach has occurred?
Bluesnarfing
Data breach
Bluejacking
War driving

Bluesnarfing

10

What is the lowest layer of the OSI model at which wired and wireless transmissions share the same protocols?
Layer 4
Layer 1
Layer 3
Layer 2

Layer 3