Question 1

At what layer of the OSI model do the 802.11 standards vary?

Accepted Answer

A)  Physical layer 
B)  Network layer 
C)  Data link layer 
D)  Transport layer 
A)  Physical layer 
B)  Network layer 
C)  Data link layer 
D)  Transport layer

Question 2

NFC tags are very expensive and cannot be purchased blank, requiring them to be pre-loaded.

Accepted Answer

A) True 
 B)False

Question 3

A wireless node that is in active scanning mode transmits what special type of frame in order to find available access points?

Accepted Answer

A)  beacon frame 
B)  association request 
C)  probe frame 
D)  ping frame 
A)  beacon frame 
B)  association request 
C)  probe frame 
D)  ping frame

Question 4

You are troubleshooting a client's wireless networking issue. Which of the following will prevent the client from connecting to the network?

Accepted Answer

A)  The client has a wireless profile configured for the "campus" SSID, but the access point is broadcasting the "CAMPUS" SSID. 
B)  The client is using an 802.11n wireless adapter, but the access point only supports up to 802.11g. 
C)  The client is using a network adapter with outdated firmware. 
D)  The client is only able to get line of sight with an omnidirectional antenna. 
A)  The client has a wireless profile configured for the "campus" SSID, but the access point is broadcasting the "CAMPUS" SSID. 
B)  The client is using an 802.11n wireless adapter, but the access point only supports up to 802.11g. 
C)  The client is using a network adapter with outdated firmware. 
D)  The client is only able to get line of sight with an omnidirectional antenna.

Question 5

In Linux, what command can be used for viewing and setting wireless interface parameters?

Accepted Answer

A)  ifconfig 
B)  iwconfig 
C)  wlanconf 
D)  wifid 
A)  ifconfig 
B)  iwconfig 
C)  wlanconf 
D)  wifid

Question 6

Infrared technology utilizes an LED that emits light with shorter wavelengths than red light.

Accepted Answer

A) True 
 B)False

Question 7

What special signal is issued periodically from an AP and contains the network transmission rate and service set identifier (SSID), as well as other information needed for a computer to associate with the AP?

Accepted Answer

A)  broadcast frame 
B)  beacon frame 
C)  announcement packet 
D)  alert message 
A)  broadcast frame 
B)  beacon frame 
C)  announcement packet 
D)  alert message

Question 8

The Wireless Personal Area Network (WPAN) is defined in the 802.15 standard.

Accepted Answer

A) True 
 B)False

Question 9

802.11ac Wave 2 devices can theoretically support how much maximum throughput?

Accepted Answer

A)  600 Mbps 
B)  1.3 Gbps 
C)  3.47 Gbps 
D)  6.93 Gbps 
A)  600 Mbps 
B)  1.3 Gbps 
C)  3.47 Gbps 
D)  6.93 Gbps

Question 10

What is the hidden node problem, and how can it be mitigated?

Accepted Answer

The hidden node problem occurs where a n

Question 11

What type of device can be used to assess the quality of a wireless signal?

Accepted Answer

A)  Wi-Fi analyzer 
B)  spectrum analyzer 
C)  channel scanner 
D)  frequency hopper 
A)  Wi-Fi analyzer 
B)  spectrum analyzer 
C)  channel scanner 
D)  frequency hopper

Question 12

The most secure Wi-Fi communication is made possible by combining a RADIUS server with WPA or WPA2, known as WPA-Enterprise or WPA2-Enterprise, respectively.

Accepted Answer

A) True 
 B)False

Question 13

Near-field communication devices send data at what fixed frequency?

Accepted Answer

A)  8.65 MHz 
B)  13.56 MHz 
C)  21.39 MHz 
D)  47.1 MHz 
A)  8.65 MHz 
B)  13.56 MHz 
C)  21.39 MHz 
D)  47.1 MHz

Question 14

In an 802.11 data frame, what is the maximum amount of data that can be sent?

Accepted Answer

A)  1500 bytes 
B)  2312 bytes 
C)  4582 bytes 
D)  9000 bytes 
A)  1500 bytes 
B)  2312 bytes 
C)  4582 bytes 
D)  9000 bytes

Question 15

The wireless spectrum, as defined by the FCC, spans between which two frequencies?

Accepted Answer

A)  9 kHz and 300 GHz 
B)  125 kHz and 150 GHz 
C)  3 kHz and 500 GHz 
D)  3 MHz and 300 GHz 
A)  9 kHz and 300 GHz 
B)  125 kHz and 150 GHz 
C)  3 kHz and 500 GHz 
D)  3 MHz and 300 GHz

Question 16

In an 802.11 data frame, what is the size of the frame check sequence field?

Accepted Answer

A)  2 bytes 
B)  4 bytes 
C)  6 bytes 
D)  8 bytes 
A)  2 bytes 
B)  4 bytes 
C)  6 bytes 
D)  8 bytes

Question 17

The Wi-Fi Protected Setup PIN can be easily cracked through a brute force attack.

Accepted Answer

A) True 
 B)False

Question 18

The LLC sublayer is primarily concerned with managing MAC addresses in message frames.

Accepted Answer

A) True 
 B)False

Question 19

Why should the WPS PIN feature be avoided if possible?

Accepted Answer

WPS (Wi-Fi Protected Setup) is a user-fr

Question 20

Radiation patterns can be used to classify antennas into what two basic categories?

Accepted Answer

The two basic categories that antennas c

At what layer of the OSI model do the 802.11 standards vary?

NFC tags are very expensive and cannot be purchased blank, requiring them to be pre-loaded.

A wireless node that is in active scanning mode transmits what special type of frame in order to find available access points?

You are troubleshooting a client's wireless networking issue. Which of the following will prevent the client from connecting to the network?

In Linux, what command can be used for viewing and setting wireless interface parameters?

Infrared technology utilizes an LED that emits light with shorter wavelengths than red light.

What special signal is issued periodically from an AP and contains the network transmission rate and service set identifier (SSID), as well as other information needed for a computer to associate with the AP?

The Wireless Personal Area Network (WPAN) is defined in the 802.15 standard.

802.11ac Wave 2 devices can theoretically support how much maximum throughput?

What is the hidden node problem, and how can it be mitigated?

What type of device can be used to assess the quality of a wireless signal?

The most secure Wi-Fi communication is made possible by combining a RADIUS server with WPA or WPA2, known as WPA-Enterprise or WPA2-Enterprise, respectively.

Near-field communication devices send data at what fixed frequency?

In an 802.11 data frame, what is the maximum amount of data that can be sent?

The wireless spectrum, as defined by the FCC, spans between which two frequencies?

In an 802.11 data frame, what is the size of the frame check sequence field?

The Wi-Fi Protected Setup PIN can be easily cracked through a brute force attack.

The LLC sublayer is primarily concerned with managing MAC addresses in message frames.

Why should the WPS PIN feature be avoided if possible?

Radiation patterns can be used to classify antennas into what two basic categories?

Introduction to Networking

Network Infrastructure and Documentation

Addressing on Networks

Network Protocols and Routing

Network Cabling

Virtualization and Cloud Computing

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Network Risk Management

Security in Network Design

Network Performance and Recovery

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Exam 6: Wireless Networking

At what layer of the OSI model do the 802.11 standards vary?

NFC tags are very expensive and cannot be purchased blank, requiring them to be pre-loaded.

A wireless node that is in active scanning mode transmits what special type of frame in order to find available access points?

You are troubleshooting a client's wireless networking issue. Which of the following will prevent the client from connecting to the network?

In Linux, what command can be used for viewing and setting wireless interface parameters?

Infrared technology utilizes an LED that emits light with shorter wavelengths than red light.

What special signal is issued periodically from an AP and contains the network transmission rate and service set identifier (SSID), as well as other information needed for a computer to associate with the AP?

The Wireless Personal Area Network (WPAN) is defined in the 802.15 standard.

802.11ac Wave 2 devices can theoretically support how much maximum throughput?

What is the hidden node problem, and how can it be mitigated?

What type of device can be used to assess the quality of a wireless signal?

The most secure Wi-Fi communication is made possible by combining a RADIUS server with WPA or WPA2, known as WPA-Enterprise or WPA2-Enterprise, respectively.

Near-field communication devices send data at what fixed frequency?

In an 802.11 data frame, what is the maximum amount of data that can be sent?

The wireless spectrum, as defined by the FCC, spans between which two frequencies?

In an 802.11 data frame, what is the size of the frame check sequence field?

The Wi-Fi Protected Setup PIN can be easily cracked through a brute force attack.

The LLC sublayer is primarily concerned with managing MAC addresses in message frames.

Why should the WPS PIN feature be avoided if possible?

Radiation patterns can be used to classify antennas into what two basic categories?

Introduction to Networking

Network Infrastructure and Documentation

Addressing on Networks

Network Protocols and Routing

Network Cabling

Virtualization and Cloud Computing

Subnets and VLANs

Network Risk Management

Security in Network Design

Network Performance and Recovery

Wide Area Networks

Filters