Question 1

Metropolitan area Ethernet is used primarily ________.

Accepted Answer

A) in MANs 
B) to link sites in distant cities 
C) Both A and B 
A) in MANs 
B) to link sites in distant cities 
C) Both A and B

Question 2

Ethernet MAC layer addresses are also called physical addresses.

Accepted Answer

A) True 
 B)False

Question 3

Ethernet receivers detect errors by using the value in the ________ field.

Accepted Answer

A) PAD 
B) preamble 
C) data 
D) frame check sequence 
E) error 
A) PAD 
B) preamble 
C) data 
D) frame check sequence 
E) error

Question 4

The Ethernet data field contains ________.

Accepted Answer

A) a packet 
B) the LLC subheader 
C) Both A and B 
A) a packet 
B) the LLC subheader 
C) Both A and B

Question 5

The most widely used Ethernet standard for connecting hosts to switches is ________.

Accepted Answer

A) 100BASE-TX 
B) 1000BASE-SX 
C) Both A and B 
D) Neither A nor B 
A) 100BASE-TX 
B) 1000BASE-SX 
C) Both A and B 
D) Neither A nor B

Question 6

LANs that span distances of several kilometers by using multimode fiber are made possible by ________.

Accepted Answer

A) multimode optical fiber 
B) high modal dispersion 
C) high modal bandwidth 
D) regeneration 
A) multimode optical fiber 
B) high modal dispersion 
C) high modal bandwidth 
D) regeneration

Question 7

What 802 Working Group creates Ethernet standards?

Accepted Answer

A) 802.1. 
B) 802.2. 
C) 802.3. 
D) 802.5. 
E) 802.11. 
A) 802.1. 
B) 802.2. 
C) 802.3. 
D) 802.5. 
E) 802.11.

Question 8

H2-BC-66-0D-5E-BA is a valid MAC address.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following usually offer(s)performance guarantees to customers?

Accepted Answer

A) ADSL. 
B) HDSL2. 
C) Both A and B 
D) Neither A nor B 
A) ADSL. 
B) HDSL2. 
C) Both A and B 
D) Neither A nor B

Question 10

Which of the following are more widely used?

Accepted Answer

A) T1 lines. 
B) SONET lines. 
C) Both are used about equally. 
A) T1 lines. 
B) SONET lines. 
C) Both are used about equally.

Question 11

If an Ethernet receiver detects an error in an arriving frame,it ________.

Accepted Answer

A) drops the frame 
B) sends an ACK to the sender 
C) sends a NACK to the receiver 
D) sends the sender a retransmission request frame 
A) drops the frame 
B) sends an ACK to the sender 
C) sends a NACK to the receiver 
D) sends the sender a retransmission request frame

Question 12

In a routed LAN,routers divide the LAN into smaller groups of Ethernet switches called ________.

Accepted Answer

A) segments 
B) Ethernet LANs 
C) clusters 
D) subnets 
E) VLANs 
A) segments 
B) Ethernet LANs 
C) clusters 
D) subnets 
E) VLANs

Question 13

Ethernet became dominant because ________.

Accepted Answer

A) it is the least expensive LAN technology 
B) it is the most sophisticated LAN technology 
C) Both A and B 
A) it is the least expensive LAN technology 
B) it is the most sophisticated LAN technology 
C) Both A and B

Question 14

If both 1000BASE-LX and 1000BASE-SX will serve your needs,which one should you use?

Accepted Answer

A) 1000BASE-LX. 
B) 1000BASE-SX. 
C) Either,because both run at the same speed. 
A) 1000BASE-LX. 
B) 1000BASE-SX. 
C) Either,because both run at the same speed.

Question 15

Which of the following is a main purpose of WANs?

Accepted Answer

A) To provide remote access to individuals. 
B) To provide site-to-site networking. 
C) To provide access to the Internet. 
D) All of the above. 
A) To provide remote access to individuals. 
B) To provide site-to-site networking. 
C) To provide access to the Internet. 
D) All of the above.

Question 16

An Ethernet switch knows ________.

Accepted Answer

A) the IP address for each MAC address 
B) a single port number for each MAC address 
C) multiple port numbers for each MAC address 
D) the entire path from the source host to the destination host 
A) the IP address for each MAC address 
B) a single port number for each MAC address 
C) multiple port numbers for each MAC address 
D) the entire path from the source host to the destination host

Question 17

The use of two or more trunk lines between a pair of switches is ________.

Accepted Answer

A) possible through link aggregation 
B) impossible because it would create a loop 
A) possible through link aggregation 
B) impossible because it would create a loop

Question 18

Which of the following provides transmission at a speed of 384kbps to 2.3Mbps?

Accepted Answer

A) HDSL. 
B) HDSL2. 
C) SHDSL. 
D) ADSL. 
E) None of the above. 
A) HDSL. 
B) HDSL2. 
C) SHDSL. 
D) ADSL. 
E) None of the above.

Question 19

LANs can be ________

Accepted Answer

A) switched networks 
B) routed networks 
C) Either A or B 
A) switched networks 
B) routed networks 
C) Either A or B

Question 20

Hosts in a VLAN can only communicate with each other.

Accepted Answer

A) True 
 B)False

Metropolitan area Ethernet is used primarily ________.

Ethernet MAC layer addresses are also called physical addresses.

Ethernet receivers detect errors by using the value in the ________ field.

The Ethernet data field contains ________.

The most widely used Ethernet standard for connecting hosts to switches is ________.

LANs that span distances of several kilometers by using multimode fiber are made possible by ________.

What 802 Working Group creates Ethernet standards?

H2-BC-66-0D-5E-BA is a valid MAC address.

Which of the following usually offer(s)performance guarantees to customers?

Which of the following are more widely used?

If an Ethernet receiver detects an error in an arriving frame,it ________.

In a routed LAN,routers divide the LAN into smaller groups of Ethernet switches called ________.

Ethernet became dominant because ________.

If both 1000BASE-LX and 1000BASE-SX will serve your needs,which one should you use?

Which of the following is a main purpose of WANs?

An Ethernet switch knows ________.

The use of two or more trunk lines between a pair of switches is ________.

Which of the following provides transmission at a speed of 384kbps to 2.3Mbps?

LANs can be ________

Hosts in a VLAN can only communicate with each other.

Networking: How We Got Here

Network Standards

Network Security

Network Management

Physical Layer Propagation

Wireless Networks I

Wireless Networks 2

Tcp-Ip Internetworking

Internetworking 2

Networked Applications

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Exam 6: Switched Wired Networks

Metropolitan area Ethernet is used primarily ________.

Ethernet MAC layer addresses are also called physical addresses.

Ethernet receivers detect errors by using the value in the ________ field.

The Ethernet data field contains ________.

The most widely used Ethernet standard for connecting hosts to switches is ________.

LANs that span distances of several kilometers by using multimode fiber are made possible by ________.

What 802 Working Group creates Ethernet standards?

H2-BC-66-0D-5E-BA is a valid MAC address.

Which of the following usually offer(s)performance guarantees to customers?

Which of the following are more widely used?

If an Ethernet receiver detects an error in an arriving frame,it ________.

In a routed LAN,routers divide the LAN into smaller groups of Ethernet switches called ________.

Ethernet became dominant because ________.

If both 1000BASE-LX and 1000BASE-SX will serve your needs,which one should you use?

Which of the following is a main purpose of WANs?

An Ethernet switch knows ________.

The use of two or more trunk lines between a pair of switches is ________.

Which of the following provides transmission at a speed of 384kbps to 2.3Mbps?

LANs can be ________

Hosts in a VLAN can only communicate with each other.

Networking: How We Got Here

Network Standards

Network Security

Network Management

Physical Layer Propagation

Wireless Networks I

Wireless Networks 2

Tcp-Ip Internetworking

Internetworking 2

Networked Applications

More on Tcp-Ip

More on Modulation

More on Telecommunications

Filters