Question 1

DSL offers ________.

Accepted Answer

A)  voice transmission 
B)  data transmission 
C)  both A and B 
D)  neither A nor B 
A)  voice transmission 
B)  data transmission 
C)  both A and B 
D)  neither A nor B

Question 2

An MTSO ________.

Accepted Answer

A)  controls cellsites in a cellular system 
B)  links mobile users to wired telephone customers 
C)  both A and B 
D)  neither A nor B 
A)  controls cellsites in a cellular system 
B)  links mobile users to wired telephone customers 
C)  both A and B 
D)  neither A nor B

Question 3

Traffic shaping reduces traffic by ________.

Accepted Answer

A)  preventing certain undesirable traffic from entering the network 
B)  limiting the amount of certain undesirable traffic entering the network 
C)  both A and B 
D)  neither A nor B 
A)  preventing certain undesirable traffic from entering the network 
B)  limiting the amount of certain undesirable traffic entering the network 
C)  both A and B 
D)  neither A nor B

Question 4

MAN speeds are faster than WAN speeds because of ________.

Accepted Answer

A)  technological limitations 
B)  regulatory limitations 
C)  slow corporate adoption of newer WAN technologies 
D)  economic reasons 
A)  technological limitations 
B)  regulatory limitations 
C)  slow corporate adoption of newer WAN technologies 
D)  economic reasons

Question 5

Which reduces traffic more when sending long files?

Accepted Answer

A)  compression 
B)  caching 
C)  both A and B 
D)  neither A nor B 
A)  compression 
B)  caching 
C)  both A and B 
D)  neither A nor B

Question 6

The Internet is a ________.

Accepted Answer

A)  LAN 
B)  WAN 
C)  both A and B 
D)  neither A nor B 
A)  LAN 
B)  WAN 
C)  both A and B 
D)  neither A nor B

Question 7

What transmission medium do ALL DSL services use?

Accepted Answer

A)  one-pair data-grade UTP 
B)  two-pair data-grade UTP 
C)  one-pair voice-grade UTP 
D)  none of the above 
A)  one-pair data-grade UTP 
B)  two-pair data-grade UTP 
C)  one-pair voice-grade UTP 
D)  none of the above

Question 8

In Carrier Ethernet,which connects multiple distant sites into a single Ethernet network?

Accepted Answer

A)  E-Line service 
B)  E-LAN service 
C)  both A and B 
D)  neither A nor B 
A)  E-Line service 
B)  E-LAN service 
C)  both A and B 
D)  neither A nor B

Question 9

In MPLS,if two packets arrive in order going to the same IP address,MPLS will ________.

Accepted Answer

A)  send the second on doing a simple cache lookup 
B)  go through the entire routing process for the second packet 
C)  do a simple table lookup for the second packet 
D)  none of the above 
A)  send the second on doing a simple cache lookup 
B)  go through the entire routing process for the second packet 
C)  do a simple table lookup for the second packet 
D)  none of the above

Question 10

Which generation is now bringing speeds of about 10 Mbps?

Accepted Answer

A)  2G 
B)  3G 
C)  4G 
D)  5G 
A)  2G 
B)  3G 
C)  4G 
D)  5G

Question 11

Why is Carrier Ethernet popular?

Accepted Answer

A)  It uses familiar technology. 
B)  It has attractive prices. 
C)  both A and B 
D)  neither A nor B 
A)  It uses familiar technology. 
B)  It has attractive prices. 
C)  both A and B 
D)  neither A nor B

Question 12

For cable modem service,customers need ________.

Accepted Answer

A)  cable modems 
B)  splitters 
C)  both A and B 
D)  neither A nor B 
A)  cable modems 
B)  splitters 
C)  both A and B 
D)  neither A nor B

Question 13

Asymmetric residential service is good for ________.

Accepted Answer

A)  the World Wide Web 
B)  videoconferencing 
C)  both A and B 
D)  neither A nor B 
A)  the World Wide Web 
B)  videoconferencing 
C)  both A and B 
D)  neither A nor B

Question 14

Traffic shaping reduces traffic by ________.

Accepted Answer

A)  compression 
B)  preventing or limiting undesirable traffic from entering the network 
C)  both A and B 
A)  compression 
B)  preventing or limiting undesirable traffic from entering the network 
C)  both A and B

Question 15

WANs include ________.

Accepted Answer

A)  single networks 
B)  the Internet 
C)  either A or B 
D)  neither A nor B 
A)  single networks 
B)  the Internet 
C)  either A or B 
D)  neither A nor B

Question 16

5G will bring ________.

Accepted Answer

A)  higher speeds than 4G 
B)  energy-efficient low speeds 
C)  both A and B 
D)  neither A nor B 
A)  higher speeds than 4G 
B)  energy-efficient low speeds 
C)  both A and B 
D)  neither A nor B

Question 17

T1 leased lines run at a speed of about ________.

Accepted Answer

A)  250 kbps 
B)  1 Mbps 
C)  10 Mbps 
D)  45 Mbps 
A)  250 kbps 
B)  1 Mbps 
C)  10 Mbps 
D)  45 Mbps

Question 18

The promise of FTTH is ________.

Accepted Answer

A)  higher speed 
B)  lower cost 
C)  both A and B 
D)  neither A nor B 
A)  higher speed 
B)  lower cost 
C)  both A and B 
D)  neither A nor B

Question 19

Compared to ADSL service,cable modem traditionally has been ________.

Accepted Answer

A)  faster and more expensive 
B)  faster and less expensive 
C)  slower and more expensive 
D)  slower and less expensive 
A)  faster and more expensive 
B)  faster and less expensive 
C)  slower and more expensive 
D)  slower and less expensive

Question 20

Firms generally pay the added cost of MPLS for connecting their sites ________.

Accepted Answer

A)  because it has higher transmission speeds 
B)  because it can do traffic engineering 
C)  because it uses familiar technology 
D)  all of the above 
A)  because it has higher transmission speeds 
B)  because it can do traffic engineering 
C)  because it uses familiar technology 
D)  all of the above

DSL offers ________.

An MTSO ________.

Traffic shaping reduces traffic by ________.

MAN speeds are faster than WAN speeds because of ________.

Which reduces traffic more when sending long files?

The Internet is a ________.

What transmission medium do ALL DSL services use?

In Carrier Ethernet,which connects multiple distant sites into a single Ethernet network?

In MPLS,if two packets arrive in order going to the same IP address,MPLS will ________.

Which generation is now bringing speeds of about 10 Mbps?

Why is Carrier Ethernet popular?

For cable modem service,customers need ________.

Asymmetric residential service is good for ________.

Traffic shaping reduces traffic by ________.

WANs include ________.

5G will bring ________.

T1 leased lines run at a speed of about ________.

The promise of FTTH is ________.

Compared to ADSL service,cable modem traditionally has been ________.

Firms generally pay the added cost of MPLS for connecting their sites ________.

Core Network Concepts and Terminology

Network Standards

Network Management

Network Security

Ethernet 802.3switched Lans

Wireless Lans I

Wireless Lans II

TCP/IP Internetworking I

TCP/IP Internetworking II

Networked Applications

Appendix: Managing the Security Process

Filters

Exam 10: Carrier Wide Area Networks Wans

DSL offers ________.

An MTSO ________.

Traffic shaping reduces traffic by ________.

MAN speeds are faster than WAN speeds because of ________.

Which reduces traffic more when sending long files?

The Internet is a ________.

What transmission medium do ALL DSL services use?

In Carrier Ethernet,which connects multiple distant sites into a single Ethernet network?

In MPLS,if two packets arrive in order going to the same IP address,MPLS will ________.

Which generation is now bringing speeds of about 10 Mbps?

Why is Carrier Ethernet popular?

For cable modem service,customers need ________.

Asymmetric residential service is good for ________.

Traffic shaping reduces traffic by ________.

WANs include ________.

5G will bring ________.

T1 leased lines run at a speed of about ________.

The promise of FTTH is ________.

Compared to ADSL service,cable modem traditionally has been ________.

Firms generally pay the added cost of MPLS for connecting their sites ________.

Core Network Concepts and Terminology

Network Standards

Network Management

Network Security

Ethernet 802.3switched Lans

Wireless Lans I

Wireless Lans II

TCP/IP Internetworking I

TCP/IP Internetworking II

Networked Applications

Appendix: Managing the Security Process

Filters