Question 1

An Ethernet switch knows ________.

Accepted Answer

A) an IP address for each EUI-48 address 
B) a single port number for each EUI-48 address 
C) multiple port numbers for each EUI-48 address 
D) the entire path from the source host to the destination host 
A) an IP address for each EUI-48 address 
B) a single port number for each EUI-48 address 
C) multiple port numbers for each EUI-48 address 
D) the entire path from the source host to the destination host B

Question 2

Switches in an Ethernet LAN are organized in a ________ topology.

Accepted Answer

A) mesh 
B) hierarchical 
C) point-to-point 
D) bus 
A) mesh 
B) hierarchical 
C) point-to-point 
D) bus B

Question 3

In optical fiber,light travels through the ________.

Accepted Answer

A) core 
B) cladding 
C) both A and B 
A) core 
B) cladding 
C) both A and B A

Question 4

________ fiber is being sold today.

Accepted Answer

A) OM2 
B) OM4 
C) both A and B 
D) neither A nor B 
A) OM2 
B) OM4 
C) both A and B 
D) neither A nor B

Question 5

Which working group is likely to develop security standards to be used by multiple LAN/WAN technologies?

Accepted Answer

A) 802.1 
B) 802.e 
C) 802.3 
D) 802.11 
A) 802.1 
B) 802.e 
C) 802.3 
D) 802.11

Question 6

The main benefit of parallel transmission over serial transmission is ________.

Accepted Answer

A) reliability 
B) speed 
C) both A and B 
D) neither A nor B 
A) reliability 
B) speed 
C) both A and B 
D) neither A nor B

Question 7

In 802.1X,the workgroup switch is the ________.

Accepted Answer

A) authentication server 
B) authenticator 
C) both A and B 
D) neither A nor B 
A) authentication server 
B) authenticator 
C) both A and B 
D) neither A nor B

Question 8

Which UTP quality levels are needed to send signals 100 meters 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 9

Ethernet standards are specified at the ________ layer.

Accepted Answer

A) physical 
B) internet 
C) both A and B 
D) neither A nor B 
A) physical 
B) internet 
C) both A and B 
D) neither A nor B

Question 10

Ethernet's hierarchical topology makes it ________.

Accepted Answer

A) expensive 
B) reliable 
C) both A and B 
D) neither A nor B 
A) expensive 
B) reliable 
C) both A and B 
D) neither A nor B

Question 11

How many wires are there is a UTP Ethernet cord?

Accepted Answer

A) 1 
B) 2 
C) 4 
D) 8 
A) 1 
B) 2 
C) 4 
D) 8

Question 12

CAT 5e and CAT 6 wiring can carry Ethernet traffic 100 meters up to ________.

Accepted Answer

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

Question 13

In binary signaling there is (are)________ state(s).

Accepted Answer

A) one 
B) two 
C) a number of 
D) an infinite number of 
A) one 
B) two 
C) a number of 
D) an infinite number of

Question 14

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

Accepted Answer

A) wireless access points 
B) desktop computers 
C) both A and B 
D) neither A nor B 
A) wireless access points 
B) desktop computers 
C) both A and B 
D) neither A nor B

Question 15

Ethernet becomes the dominant of LAN technology primarily because of its ________.

Accepted Answer

A) high speed, compared with competing technologies 
B) use of multiple switches 
C) low cost, compared with competing technologies 
D) sophistication, compared with competing technologies 
A) high speed, compared with competing technologies 
B) use of multiple switches 
C) low cost, compared with competing technologies 
D) sophistication, compared with competing technologies

Question 16

When the light energies of two pulses arrive at overlapping times,this is ________.

Accepted Answer

A) multimode transmission 
B) modal bandwidth 
C) modal dispersion 
D) modal interference 
A) multimode transmission 
B) modal bandwidth 
C) modal dispersion 
D) modal interference

Question 17

What organization creates Ethernet standards? (Give the most specific answer.)

Accepted Answer

A) IEEE 
B) IETF 
C) ISO 
D) OSI 
A) IEEE 
B) IETF 
C) ISO 
D) OSI

Question 18

Which of the following is used most heavily in LANs for fiber transmission links?

Accepted Answer

A) modal bandwidth fiber 
B) 1.550 nm fiber 
C) single-mode fiber 
D) multimode fiber 
A) modal bandwidth fiber 
B) 1.550 nm fiber 
C) single-mode fiber 
D) multimode fiber

Question 19

Strong security is needed to ________.

Accepted Answer

A) collect information from remote switches 
B) reconfigure remote switches 
C) have a MIB 
D) reduce total costs 
A) collect information from remote switches 
B) reconfigure remote switches 
C) have a MIB 
D) reduce total costs

Question 20

Modal dispersion limits transmission distance in ________.

Accepted Answer

A) multimode fiber 
B) single-mode fiber 
C) both A and B 
D) neither A nor B 
A) multimode fiber 
B) single-mode fiber 
C) both A and B 
D) neither A nor B

An Ethernet switch knows ________.

Switches in an Ethernet LAN are organized in a ________ topology.

In optical fiber,light travels through the ________.

________ fiber is being sold today.

Which working group is likely to develop security standards to be used by multiple LAN/WAN technologies?

The main benefit of parallel transmission over serial transmission is ________.

In 802.1X,the workgroup switch is the ________.

Which UTP quality levels are needed to send signals 100 meters at 10 gigabits per second?

Ethernet standards are specified at the ________ layer.

Ethernet's hierarchical topology makes it ________.

How many wires are there is a UTP Ethernet cord?

CAT 5e and CAT 6 wiring can carry Ethernet traffic 100 meters up to ________.

In binary signaling there is (are)________ state(s).

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

Ethernet becomes the dominant of LAN technology primarily because of its ________.

When the light energies of two pulses arrive at overlapping times,this is ________.

What organization creates Ethernet standards? (Give the most specific answer.)

Which of the following is used most heavily in LANs for fiber transmission links?

Strong security is needed to ________.

Modal dispersion limits transmission distance in ________.

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Wireless Lans 2

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Exam 5: Ethernet 8023switched Lans

An Ethernet switch knows ________.

Switches in an Ethernet LAN are organized in a ________ topology.

In optical fiber,light travels through the ________.

________ fiber is being sold today.

Which working group is likely to develop security standards to be used by multiple LAN/WAN technologies?

The main benefit of parallel transmission over serial transmission is ________.

In 802.1X,the workgroup switch is the ________.

Which UTP quality levels are needed to send signals 100 meters at 10 gigabits per second?

Ethernet standards are specified at the ________ layer.

Ethernet's hierarchical topology makes it ________.

How many wires are there is a UTP Ethernet cord?

CAT 5e and CAT 6 wiring can carry Ethernet traffic 100 meters up to ________.

In binary signaling there is (are)________ state(s).

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

Ethernet becomes the dominant of LAN technology primarily because of its ________.

When the light energies of two pulses arrive at overlapping times,this is ________.

What organization creates Ethernet standards? (Give the most specific answer.)

Which of the following is used most heavily in LANs for fiber transmission links?

Strong security is needed to ________.

Modal dispersion limits transmission distance in ________.

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