Deck 11: Hacking Wireless Networks

Question 1

Which of the following terms is the rate at which a sound wave repeat?

A) frequency
B) amplitude
C) channel
D) link

Answer 1

A

Question 2

Routers are the bridge between wired and wireless networks.

Answer 2

False

Question 3

Which type of wireless technology uses microwave radio waves to transmit data?

A) Wideband
B) Narrowband
C) Infrared
D) Mediumband

Answer 3

B

Question 4

Which IEEE standard can achieve a throughput of 54 Mbps?

A) 802.11b
B) 802.11e
C) 802.11g
D) 802.11a

Question 5

Which of the following is contained in a wireless frequency band and breaks up the band into smaller frequency ranges?

A) SSIDs
B) guard bands
C) cycles
D) channels

Question 6

Which of the following defines how data is placed on a carrier signal?

A) Modulation
B) Multiplexing
C) Digitization
D) Adaptation

Question 7

What specific type of spread spectrum modulation allows data to hop to other frequencies to avoid interference that might occur over a frequency band?

A) HSSS
B) DSSS
C) FHSS
D) OFSS

Question 8

Which frequency band is used by commercial AM radio stations?

A) extremely low frequency (ELF)
B) very low frequency (VLF)
C) medium frequency (MF)
D) high frequency (HF)

Question 9

It is possible to have a wireless network that does not connect to a wired network.

Question 10

What is the IEEE 802 standards name for a wireless network that is limited to one person's workspace?

A) WAN
B) WPAN
C) WSAN
D) PAN

Question 11

Which of the following IEEE projects was developed to create LAN and WAN standards?

A) 802
B) EIA/TIA
C) ISO
D) 801

Question 12

There are measures for preventing radio waves from leaving or entering a building so that wireless technology can be used only by people located in the facility.

Question 13

Which of the following is a transceiver that connects to a network via an Ethernet cable and bridges a wireless LAN with a wired network?

A) wireless network interface card (WNIC)
B) switch
C) router
D) access point (AP)

Question 14

In 802.11,which of the following is an addressable unit?

A) host
B) Data Terminal Equipment (DTE)
C) station (STA)
D) wireless NIC (WNIC)

Question 15

What is the 1 to 32 character configurable name used to identify a WLAN?

A) WEP
B) WiFi
C) LAN
D) SSID

Question 16

CSMA/CD is implemented at the data link layer on wireless networks.

Question 17

The 802.11b standard introduced Wired Equivalent Privacy (WEP),which gave many users a false sense of security that data traversing the WLAN was protected.

Question 18

The 802.11 standard applies to the Physical layer of the OSI model,which deals with wireless connectivity issues of fixed,portable,and moving stations in a local area,and the Media Access Control (MAC)sublayer of which OSI model layer?

A) Network Link layer
B) Data Link layer
C) transport layer
D) session layer

Question 19

What type of modulation spreads data across a large-frequency bandwidth instead of traveling across just one frequency band?

A) Infrared (IR)
B) Narrowband
C) Spread spectrum
D) Microwave

Question 20

When hackers drive around or investigate an area with an antenna,they are usually looking for which component of a wireless network?

A) router
B) switch
C) access point
D) firewall

Question 21

What is the role of a wireless NIC?

Question 22

What is a basic service set (BSS)?

Question 23

What standard specifically defines the process of authenticating and authorizing users on a network?

A) 802.11
B) 802.1
C) 802.1X
D) WEP

Question 24

If an organization does not want to rely on a wireless device to authenticate users,which of the following is a secure alternative?

A) RADIUS server
B) Certificate server
C) WPA2
D) Proxy server

Question 25

Which of the following is a utility that is a wireless network detector,sniffer,and an intrusion detection system?

A) Kismet
B) Clonezilla
C) Vistumbler
D) Firefox

Question 26

What type of encryption is currently used to secure WPA2?

A) Radius
B) TKIP
C) WEP
D) AES

Question 27

Which of the following protocols is an enhancement to PPP,and was designed to allow a company to select its authentication method?

A) EAP
B) WEP
C) WPA
D) 802.1X

Question 28

In 802.1X,what component refers specifically to the wireless user attempting access to a WLAN?

A) host
B) supplicant
C) authenticator
D) authentication server

Question 29

Which of the following EAP methods uses TLS to authenticate the server to the client,but not the client to the server?

A) PPP
B) EAP
C) EAP-TLS
D) PEAP

Question 30

What is frequency-hopping spread spectrum (FHSS)?

Question 31

What protocol improves WPA encryption by adding Message Integrity Checks,Extended Initialization Vectors,Per-packet key mixing,and a Re-keying mechanism to improve encryption?

A) WEP
B) TKIP
C) 802.1X
D) RADIUS

Question 32

What wireless hacking tool can perform scans for wireless access points and can set up fake APs to social-engineer users or confuse attackers using airbase-ng?

A) WiFi Scan
B) WiFi Pineapple
C) Fake AP
D) AP Pineapple

Question 33

What is the Point-to-Point Protocol and how is it utilized?

Question 34

What is WEP,and is it an acceptable way to secure wireless networks?

Question 35

Which of the following is a flawed wireless authentication standard created to allow users to easily add devices to a wireless network securely?

A) WPS
B) WSS
C) WEP
D) AES

Question 36

What is the function of a "working group" within the IEEE?

Question 37

In 802.1X,what is an authentication server?

Question 38

What is a digital certificate?

Question 39

What are the basic components of a wireless network?

Question 40

What is the IEEE 802.15 standard?

Question 41

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
Data hops to other frequencies to avoid interference that might occur over a frequency band

Question 42

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
A standard that addresses the issue of authentication

Question 43

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
An independent WLAN without an AP

Question 44

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
The name used to identify a WLAN

Question 45

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
An enhancement to PPP,that was designed to allow a company to select its authentication method

Question 46

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
A technology that uses microwave radio band frequencies to transmit data

Question 47

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
Technology is restricted to a single room or line of sight because this light spectrum cannot penetrate walls

Question 48

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
Data is spread across a large-frequency bandwidth instead of traveling across just one frequency band

Question 49

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
Defines how data is placed on a carrier signal

Question 50

Match each item with a statement below.a.modulation
b.spread spectrum
c.FHSS
d.narrowband
e.DSSS
f.Infrared (IR)
g.802.1x
h.EAP
i.SSID
j.ad-hoc network
Data packets are spread simultaneously over multiple frequencies instead of hopping to other frequencies