Deck 7: Wireless Network Security

Question 1

QPSK uses four signal states that are ____ degrees out of phase to carry four signal values.

A) 30
C) 90
B) 60
D) 180

Answer 1

C

Question 2

Which group was created to certify the interoperability of 802.11b products?

A) IEEE
C) ITU
B) Wi-Fi Alliance
D) ANSI

Answer 2

B

Question 3

Which technology works by taking the original data stream and breaking it up into small bits, then transmitting each of those on a different frequency channel simultaneously?

A) Direct-Sequence Spread Spectrum (DSSS)
B) Frequency Hopping Spread Spectrum (FHSS)
C) Orthogonal frequency-division multiplexing (OFDM)
D) Quadrature Phase Shift Keying (QPSK)

Answer 3

D

Question 4

Which connectivity model uses a single access point that provides connectivity for a number of clients within a BSS?

A) Point-to-point
C) Mesh multipoint
B) Point-to-multipoint
D) Roaming

Question 5

Which wireless modulation technique combines digital and analog signaling to encode data into radio signals?

A) Spread-spectrum transmission
C) QPSK
B) QAM
D) BPSK

Question 6

What is the branding name for interoperable equipment that is capable of supporting IEEE 802.11i requirements?

A) Wi-Fi
C) WPA2
B) WAP
D) WPA

Question 7

EAP is an actual authentication mechanism.

Question 8

Which wireless modulation technique addresses the transmission of the data stream that has been properly encoded onto the radio signal?

A) Spread-spectrum transmission
C) QPSK
B) QAM
D) BPSK

Question 9

The ____ of the wireless network is the area the radio signal reaches.

A) basic service area
C) footprint
B) usage pattern
D) spectrum

Question 10

The primary drawback associated with ad hoc networks is that they are inherently ____.

A) complex
C) an older technology
B) expensive
D) unreliable

Question 11

What is the largest area of concern with regard to security in ZigBee?

A) Weak encryption method
C) ARP poisoning
B) Rogue access points
D) Accidental key reuse

Question 12

Ad hoc wireless models rely on the existence of ____ to provide connectivity.

A) tunnels
C) multiple stations
B) keys
D) formal access points

Question 13

The primary advantage of the ____ wireless topology configuration is the flexibility of the network.

A) hierarchal
C) star
B) hybrid
D) mesh

Question 14

A collection of BSSs connected by one or more DSs is referred to as an ____ service set (ESS).

A) electric
C) elaborate
B) extended
D) eccentric

Question 15

In the mesh wireless topology, there may be no dominant ____.

A) WAP
C) amplitude
B) key
D) encryption method

Question 16

Most BSS networks are configured as simple stars.

Question 17

Most installed wireless networks use the infrastructure model.

Question 18

A BSSID of all zeros is used as a broadcast address for all nodes on the BSS.

Question 19

The primary advantage of the ____ wireless topology configuration is the increased number of connections among stations, which allows greater connectivity.

A) hierarchal
C) star
B) hybrid
D) mesh

Question 20

By default, Bluetooth authenticates connections.

Question 21

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
A "wrapper"used to enhance the WEP protocol.

Question 22

The use of ____ is required to achieve RSN compliance.

A) WPA2
C) TKIP
B) CCMP
D) EAP

Question 23

A mobile ____________________ is a service usually provided by a wireless telephony service provider to allow users to connect their wireless devices to a specific commercial wireless service.

Question 24

The improved Bluetooth 2.0 increased the data rate to around ____ Mbps.

A) three
C) five
B) four
D) six

Question 25

The basic model of wireless clients within a defined network area is referred to as the ____________________ (BSS).

Question 26

____________________ is the latest roaming implementation for wide-scale wireless networking.

Question 27

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
A standard for devices in facilities that are geographically dispersed.

Question 28

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
The first standard for ultra-wideband radio technology.

Question 29

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
A wireless protocol created by CISCO for its devices in order to provide an additional security layer to networks using WEP.

Question 30

Which notable Bluetooth attack allows a nearby attacker to issue commands to an unsuspecting target phone?

A) Bluesnarf
C) BlueBug
B) Bluejacking
D) Evil twin

Question 31

Bluetooth networks are referred to as ____.

A) piconets
C) honeynets
B) econets
D) ultra-wideband networks

Question 32

Which wireless security protocol is considered to be too weak for use inmost network settings?

A) WAP
C) WPA2
B) WPA
D) WEP

Question 33

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
A WPAN standard used for monitoring and control devices.

Question 34

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
The branding label for a wireless local area network (WLAN).

Question 35

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
A security protocol created by the Wi-Fi Alliance that called for supporting the Advanced Encryption Standard (AES).

Question 36

A(n) ____________________ is a network that only allows connections that are Robust Security Network Associations (RSNAs) - in other words, wireless connections that provide encryption to protect against WLAN security threats.

Question 37

The term ____________________ refers to the practice of driving around looking for and mapping insecure WLANs.

Question 38

List four differences between wireless networks and networks that use physical media like wires or cables.

Question 39

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
The radio transmitter/receiver that takes the signal from the wired network and broadcasts it to wireless receivers, and vice versa.

Question 40

Match each item with a statement below.
a.WPA
f.ZigBee
b.Bluetooth
g.WAP
c.WiMAX
h.TKIP
d.WiMedia
i.Wi-Fi
e.Leap authentication
An open standard for short-range wireless communications between computers and small computing devices, including cell phones, earpieces, and computer accessories.

Question 41

How does TKIP provide encapsulation?

Question 42

Describe the basic building block of a wireless network.

Question 43

Describe the hybrid wireless topology.

Question 44

Why is SSID hiding considered to be a security myth?

Question 45

How did the Wi-Fi Alliance resolve the issues with WEP?

Question 46

Describe the point-to-point wireless network model.

Question 47

Describe two key benefits of Bluetooth technology.

Question 48

List three recommendations to help secure a wireless network.

Question 49

What are the two general principles to keep in mind when securing Bluetooth-enabled devices?