Question 1

In RFID,what does the term "backscatter" mean?

Accepted Answer

A) It refers to the radio waves striking the RFID tag and transmitting a signal back to the receiver source. 
B) It refers to the reflection of the infrared waves striking the RFID tag and reflecting back to the transmitter source. 
C) It only occurs when both the transmitter and RFID tag share common data patterns. 
D) It refers to the reflection of the radio waves striking the RFID tag and reflecting back to the transmitter source. 
A) It refers to the radio waves striking the RFID tag and transmitting a signal back to the receiver source. 
B) It refers to the reflection of the infrared waves striking the RFID tag and reflecting back to the transmitter source. 
C) It only occurs when both the transmitter and RFID tag share common data patterns. 
D) It refers to the reflection of the radio waves striking the RFID tag and reflecting back to the transmitter source. D

Question 2

In wireless LANs,DSSS uses which of the following?

Accepted Answer

A) Three non-overlapping 22MHz channels in the 2.4GHz ISM band 
B) Three non-overlapping 2MHz channels in the 2.4GHz ISM band 
C) Three non-overlapping 22MHz channels in the 4.8GHz ISM band 
D) Two non-overlapping 22MHz channels in the 2.4GHz ISM band 
A) Three non-overlapping 22MHz channels in the 2.4GHz ISM band 
B) Three non-overlapping 2MHz channels in the 2.4GHz ISM band 
C) Three non-overlapping 22MHz channels in the 4.8GHz ISM band 
D) Two non-overlapping 22MHz channels in the 2.4GHz ISM band A

Question 3

What technology provides download speeds of 384Kbps?

Accepted Answer

A) LTE 
B) HSPA+ 
C) 4G 
D) Edge 
A) LTE 
B) HSPA+ 
C) 4G 
D) Edge D

Question 4

What is a RADIUS Server?

Accepted Answer

A) This is used for remote users to prevent unauthorized users from connecting to the network. 
B) This used with WEP for remote users to prevent authorized network access. 
C) This is used in high-security applications to limit access to administrative accounts. 
D) None of these answers are correct. 
A) This is used for remote users to prevent unauthorized users from connecting to the network. 
B) This used with WEP for remote users to prevent authorized network access. 
C) This is used in high-security applications to limit access to administrative accounts. 
D) None of these answers are correct.

Question 5

You just learned that a car patrolling your neighborhood is scanning the wireless signals coming from homes.What is this called?

Accepted Answer

A) Social engineering 
B) War driving 
C) Data diddling 
D) Salami attack 
A) Social engineering 
B) War driving 
C) Data diddling 
D) Salami attack

Question 6

A pseudorandom sequence means the numbers appear random but actually repeat.True or False?

Accepted Answer

A) True 
 B)False

Question 7

Which of the following services are provided by the wireless LAN adapter

Accepted Answer

A) Routing 
B) Segmenting 
C) Delivery of the data 
D) Authentication 
E) Privacy 
A) Routing 
B) Segmenting 
C) Delivery of the data 
D) Authentication 
E) Privacy

Question 8

What is a communications system in which spread-spectrum techniques are used to multiplex more than one signal within a single channel?

Accepted Answer

A) CDMA 
B) CSMD 
C) CDDA 
D) CMMA 
A) CDMA 
B) CSMD 
C) CDDA 
D) CMMA

Question 9

What technology has been designed to provide speeds that are approximately that of LTE?

Accepted Answer

A) 3G 
B) Edge 
C) HSPA+ 
D) LTE2 
A) 3G 
B) Edge 
C) HSPA+ 
D) LTE2

Question 10

The advantages of wireless LANs include which of the following

Accepted Answer

A) User mobility in the workplace 
B) Improved security 
C) A cost effective media for areas difficult to wire 
D) Improved data throughput 
A) User mobility in the workplace 
B) Improved security 
C) A cost effective media for areas difficult to wire 
D) Improved data throughput

Question 11

What statement is true regarding the transmit range for 802.11ac?

Accepted Answer

A) It is similar to or better than 802.11n. 
B) It is similar to 802.11g. 
C) It is similar to 802.11a. 
D) It is worse than 802.11n. 
A) It is similar to or better than 802.11n. 
B) It is similar to 802.11g. 
C) It is similar to 802.11a. 
D) It is worse than 802.11n.

Question 12

What is the maximum transmit power for 802.11b?

Accepted Answer

A) 1000 mW 
B) 100 mW 
C) 10 W 
D) 10 mW 
A) 1000 mW 
B) 100 mW 
C) 10 W 
D) 10 mW

Question 13

In wireless LAN configuration,the network administrator must ensure that WEP is turned off.True or False?

Accepted Answer

A) True 
 B)False

Question 14

What is the approximate maximum possible data rate with 802.11ac?

Accepted Answer

A) 1Gbps 
B) 200Mbps 
C) 100Mbps 
D) 10Mbps 
A) 1Gbps 
B) 200Mbps 
C) 100Mbps 
D) 10Mbps

Question 15

Which is not an example of a wireless technology found in mobile devices today?

Accepted Answer

A) Wi-Fi 
B) Bluetooth 
C) RFID 
D) 802.11q 
A) Wi-Fi 
B) Bluetooth 
C) RFID 
D) 802.11q

Question 16

How many channels are in 802.11ac and what is their width?

Accepted Answer

A) 10 and 80MHz 
B) 20 and 40MHz 
C) 8 and 80MHz 
D) 10 and 40MHz 
A) 10 and 80MHz 
B) 20 and 40MHz 
C) 8 and 80MHz 
D) 10 and 40MHz

Question 17

The term "out of range" is also called a loss of association.True or False?

Accepted Answer

A) True 
 B)False

Question 18

What technology has been designed to provide up to 10 times 3G network speeds and features some of the highest achievable rates today?

Accepted Answer

A) 4G 
B) Edge 
C) HSPA+ 
D) LTE 
A) 4G 
B) Edge 
C) HSPA+ 
D) LTE

Question 19

Which of the following is another name for an RFID tag?

Accepted Answer

A) Coaxial alignment pad 
B) Radial displacement tool 
C) RF transponder 
D) None of these answers are correct. 
A) Coaxial alignment pad 
B) Radial displacement tool 
C) RF transponder 
D) None of these answers are correct.

Question 20

What is the 802.11ac technology that is used to direct transmission of the radio signal to a specific device?

Accepted Answer

A) Beamforming 
B) Spatial transfer 
C) CSMA/CA 
D) TIMO 
A) Beamforming 
B) Spatial transfer 
C) CSMA/CA 
D) TIMO

In RFID,what does the term "backscatter" mean?

In wireless LANs,DSSS uses which of the following?

What technology provides download speeds of 384Kbps?

What is a RADIUS Server?

You just learned that a car patrolling your neighborhood is scanning the wireless signals coming from homes.What is this called?

A pseudorandom sequence means the numbers appear random but actually repeat.True or False?

Which of the following services are provided by the wireless LAN adapter

What is a communications system in which spread-spectrum techniques are used to multiplex more than one signal within a single channel?

What technology has been designed to provide speeds that are approximately that of LTE?

The advantages of wireless LANs include which of the following

What statement is true regarding the transmit range for 802.11ac?

What is the maximum transmit power for 802.11b?

In wireless LAN configuration,the network administrator must ensure that WEP is turned off.True or False?

What is the approximate maximum possible data rate with 802.11ac?

Which is not an example of a wireless technology found in mobile devices today?

How many channels are in 802.11ac and what is their width?

The term "out of range" is also called a loss of association.True or False?

What technology has been designed to provide up to 10 times 3G network speeds and features some of the highest achievable rates today?

Which of the following is another name for an RFID tag?

What is the 802.11ac technology that is used to direct transmission of the radio signal to a specific device?

Introduction to Computer Networks

Physical Layer Cabling: Twisted Pair

Physical Layer Cabling: Fiber Optics

Interconnecting the Lans

TCP-IP

Introduction to Router Configuration

Introduction to Switch Configuration

Routing Protocols

Internet Technologies: Out to the Internet

Troubleshooting

Network Security

Cloud Computing and Virtualization

Codes and Standards

Filters

Exam 4: Wireless Networking

In RFID,what does the term "backscatter" mean?

In wireless LANs,DSSS uses which of the following?

What technology provides download speeds of 384Kbps?

What is a RADIUS Server?

You just learned that a car patrolling your neighborhood is scanning the wireless signals coming from homes.What is this called?

A pseudorandom sequence means the numbers appear random but actually repeat.True or False?

Which of the following services are provided by the wireless LAN adapter

What is a communications system in which spread-spectrum techniques are used to multiplex more than one signal within a single channel?

What technology has been designed to provide speeds that are approximately that of LTE?

The advantages of wireless LANs include which of the following

What statement is true regarding the transmit range for 802.11ac?

What is the maximum transmit power for 802.11b?

In wireless LAN configuration,the network administrator must ensure that WEP is turned off.True or False?

What is the approximate maximum possible data rate with 802.11ac?

Which is not an example of a wireless technology found in mobile devices today?

How many channels are in 802.11ac and what is their width?

The term "out of range" is also called a loss of association.True or False?

What technology has been designed to provide up to 10 times 3G network speeds and features some of the highest achievable rates today?

Which of the following is another name for an RFID tag?

What is the 802.11ac technology that is used to direct transmission of the radio signal to a specific device?

Introduction to Computer Networks

Physical Layer Cabling: Twisted Pair

Physical Layer Cabling: Fiber Optics

Interconnecting the Lans

TCP-IP

Introduction to Router Configuration

Introduction to Switch Configuration

Routing Protocols

Internet Technologies: Out to the Internet

Troubleshooting

Network Security

Cloud Computing and Virtualization

Codes and Standards

Filters