Question 1

Using priority in Ethernet requires the use of ________ fields.

Accepted Answer

A) QoS 
B) flag 
C) extension 
D) tag 
A) QoS 
B) flag 
C) extension 
D) tag

Question 2

Optical fiber's main advantage over UTP is ________.

Accepted Answer

A) lower cost 
B) lower fragility 
C) higher speed 
D) greater distance span 
A) lower cost 
B) lower fragility 
C) higher speed 
D) greater distance span

Question 3

The longest transmission distances are possible with ________.

Accepted Answer

A) USB 
B) UTP 
C) single-mode fiber 
D) multimode fiber 
A) USB 
B) UTP 
C) single-mode fiber 
D) multimode fiber

Question 4

ARP cache poisoning can be defeated using ________.

Accepted Answer

A) 802.1X 
B) 802.3 Lock 
C) 802.1AE 
D) 802.2 
A) 802.1X 
B) 802.3 Lock 
C) 802.1AE 
D) 802.2

Question 5

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 6

The Ethernet data field contains ________.

Accepted Answer

A) a packet 
B) the LLC subheader 
C) both A and B 
D) neither A nor B 
A) a packet 
B) the LLC subheader 
C) both A and B 
D) neither A nor B

Question 7

Managed Ethernet switches ________.

Accepted Answer

A) are not standardized 
B) are managed by an outsourcing company 
C) reduce hardware costs 
D) reduce labor costs 
A) are not standardized 
B) are managed by an outsourcing company 
C) reduce hardware costs 
D) reduce labor costs

Question 8

Optical fiber cords use two strands ________.

Accepted Answer

A) for reliability through redundancy 
B) to form a complete electrical loop 
C) to double the transmission speed 
D) for full-duplex transmission 
A) for reliability through redundancy 
B) to form a complete electrical loop 
C) to double the transmission speed 
D) for full-duplex transmission

Question 9

Ethernet standards are specified at the ________ layer.

Accepted Answer

A) Internet 
B) transport 
C) both A and B 
D) neither A nor B 
A) Internet 
B) transport 
C) both A and B 
D) neither A nor B

Question 10

Which UTP quality levels can send signals at 10 gigabits per second?

Accepted Answer

A) category 6 
B) category 6A 
C) both A and B 
D) neither A nor B 
A) category 6 
B) category 6A 
C) both A and B 
D) neither A nor B

Question 11

Ethernet is inexpensive thanks to ________.

Accepted Answer

A) its hierarchical topology 
B) its use of multiple switches 
C) its use of regeneration 
D) its use of the Rapid Spanning Tree Protocol 
A) its hierarchical topology 
B) its use of multiple switches 
C) its use of regeneration 
D) its use of the Rapid Spanning Tree Protocol

Question 12

Link aggregation can increase trunk speed by a factor of ________.

Accepted Answer

A) two 
B) three 
C) both A and B 
D) neither A nor B 
A) two 
B) three 
C) both A and B 
D) neither A nor B

Question 13

Under the standard,Ethernet switches can provide enough power over UTP for ________.

Accepted Answer

A) wireless access points 
B) voice over IP telephones 
C) both A and B 
D) neither A nor B 
A) wireless access points 
B) voice over IP telephones 
C) both A and B 
D) neither A nor B

Question 14

Which of the following is relatively immune to small errors?

Accepted Answer

A) analog signaling 
B) binary signaling 
C) both A and B 
D) neither A nor B 
A) analog signaling 
B) binary signaling 
C) both A and B 
D) neither A nor B

Question 15

Which of the following is a benefit of using a central authentication server?

Accepted Answer

A) consistency in authentication 
B) faster changes when authentication information needs to be changed 
C) both A and B 
D) neither A nor B 
A) consistency in authentication 
B) faster changes when authentication information needs to be changed 
C) both A and B 
D) neither A nor B

Question 16

Which of the following can increase reliability considerably in an Ethernet LAN?

Accepted Answer

A) using a hierarchical topology 
B) using a mesh topology 
C) using a bus topology 
D) using the Rapid Spanning Tree Protocol 
A) using a hierarchical topology 
B) using a mesh topology 
C) using a bus topology 
D) using the Rapid Spanning Tree Protocol

Question 17

Untwisting wire pairs no more than 1.25 cm (a half inch)at their ends reduces ________.

Accepted Answer

A) interference 
B) crosstalk interference 
C) terminal crosstalk interference 
D) none of the above 
A) interference 
B) crosstalk interference 
C) terminal crosstalk interference 
D) none of the above

Question 18

The Ethernet length field gives the length of the ________.

Accepted Answer

A) frame 
B) frame, less the frame check field's size 
C) data field 
D) data field plus PAD 
A) frame 
B) frame, less the frame check field's size 
C) data field 
D) data field plus PAD

Question 19

Ethernet addresses were formerly called ________ addresses.

Accepted Answer

A) MAC 
B) EUI-48 
C) both A and B 
D) neither A nor B 
A) MAC 
B) EUI-48 
C) both A and B 
D) neither A nor B

Question 20

Physical layer standards govern ________.

Accepted Answer

A) frame structure 
B) signaling 
C) both A and B 
D) neither A nor B 
A) frame structure 
B) signaling 
C) both A and B 
D) neither A nor B

Using priority in Ethernet requires the use of ________ fields.

Optical fiber's main advantage over UTP is ________.

The longest transmission distances are possible with ________.

ARP cache poisoning can be defeated using ________.

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

The Ethernet data field contains ________.

Managed Ethernet switches ________.

Optical fiber cords use two strands ________.

Ethernet standards are specified at the ________ layer.

Which UTP quality levels can send signals at 10 gigabits per second?

Ethernet is inexpensive thanks to ________.

Link aggregation can increase trunk speed by a factor of ________.

Under the standard,Ethernet switches can provide enough power over UTP for ________.

Which of the following is relatively immune to small errors?

Which of the following is a benefit of using a central authentication server?

Which of the following can increase reliability considerably in an Ethernet LAN?

Untwisting wire pairs no more than 1.25 cm (a half inch)at their ends reduces ________.

The Ethernet length field gives the length of the ________.

Ethernet addresses were formerly called ________ addresses.

Physical layer standards govern ________.

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Exam 5: Ethernet 8023switched Lans

Using priority in Ethernet requires the use of ________ fields.

Optical fiber's main advantage over UTP is ________.

The longest transmission distances are possible with ________.

ARP cache poisoning can be defeated using ________.

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

The Ethernet data field contains ________.

Managed Ethernet switches ________.

Optical fiber cords use two strands ________.

Ethernet standards are specified at the ________ layer.

Which UTP quality levels can send signals at 10 gigabits per second?

Ethernet is inexpensive thanks to ________.

Link aggregation can increase trunk speed by a factor of ________.

Under the standard,Ethernet switches can provide enough power over UTP for ________.

Which of the following is relatively immune to small errors?

Which of the following is a benefit of using a central authentication server?

Which of the following can increase reliability considerably in an Ethernet LAN?

Untwisting wire pairs no more than 1.25 cm (a half inch)at their ends reduces ________.

The Ethernet length field gives the length of the ________.

Ethernet addresses were formerly called ________ addresses.

Physical layer standards govern ________.

Welcome to the Cloud

Network Standards

Network Security

Network and Security Management

Wireless Lans I

Wireless Lans 2

Tcp-Ip Internet Working I

Tcp-Ip Internet Working 2

Carrier Wide Area Networks Wans

Networked Applications

Module a More on Tcp

Module B More on Modulation

Module C More on Telecommunications

Module D Directory Servers

Filters