Question 1

How does the logical process of combining bits known as ANDing work?

Accepted Answer

In ANDing, a bit with a value of 1 combi...

Question 2

All that is needed to provide communication between two VLANs is a DHCP relay agent.

Accepted Answer

A) True 
 B)False

Question 3

How large is the 802.1Q tag that is added to an Ethernet frame when using VLANs?

Accepted Answer

A)   4 bytes
B)   8 bytes
C)   12 bytes
D)   20 bytes

Question 4

An interface that manages traffic from multiple VLANs is known by what term?

Accepted Answer

A)   access port
B)   aggregation port
C)   trunk port
D)   egress port

Question 5

In 1993, the IETF devised a shorthand method for identifying network and host bits in an IP address. What is this method, and how do you use it?

Accepted Answer

The method is known as CIDR (Classless I...

Question 6

Which of the following statements regarding IPv6 subnetting is NOT accurate?

Accepted Answer

A)   IPv6 addressing uses no classes, and is therefore classless.
B)   IPv6 does not use subnet masks.
C)   A single IPv6 subnet is capable of supplying 18,446,744,073,709,551,616 IPv6 addresses.
D)   The largest IPv6 subnet capable of being created is a /64. D

Question 7

What are some of the different reasons to use VLANs?

Accepted Answer

Reasons for using VLANs include:
* You w...

Question 8

Network segmentation at Layer 2 of the OSI model is accomplished using VLANs.

Accepted Answer

A) True 
 B)False

Question 9

You have been tasked with the creation and design of a network that must support a minimum of 5000 hosts. Which network accomplishes this goal?

Accepted Answer

A)   10.3.0.0/19
B)   172.20.50.0/23
C)   192.168.0.0/20
D)   10.90.0.0/22

Question 10

When dealing with a Cisco switch, what is NOT one of the pre-established VLANs?

Accepted Answer

A)   VLAN 1
B)   VLAN 1001
C)   VLAN 1003
D)   VLAN 1005

Question 11

Subtracting an interesting octet value from 256 yields what number?

Accepted Answer

A)   network ID
B)   subnet ID
C)   magic number
D)   host ID

Question 12

Where does the term trunk originate from, and how does it apply to modern networking?

Accepted Answer

A single switch can support traffic belo...

Question 13

How many subnets can a /48 site prefix support?

Accepted Answer

A)   256 subnets
B)   16384 subnets
C)   65,536 subnets
D)   131,072 subnets

Question 14

Only Class B and Class C networks can be subnetted.

Accepted Answer

A) True 
 B)False

Question 15

When a hacker attempts to perform a VLAN hopping attack, what are the two approaches likely to be used?

Accepted Answer

The two approaches the hacker might use ...

Question 16

IPv6 addressing does not utilize classful addressing, therefore every IPv6 address is classless.

Accepted Answer

A) True 
 B)False  True

Question 17

How do unmanaged switches and managed switches differ from each other?

Accepted Answer

An unmanaged switch provides plug-and-pl...

Question 18

With VTP, where is the VLAN database stored?

Accepted Answer

A)   On the router responsible for maintaining the VTP database.
B)   On the switch that is known as the stack master.
C)   On the switch that is configured as the trunk root.
D)   On the designated VLAN server for the network. B

Question 19

Which of the following suggestions can help prevent VLAN hopping attacks on a network?

Accepted Answer

A)   Install an additional switch to isolate traffic.
B)   Disable auto trunking and move native VLANs to unused VLANs.
C)   Install a router to process the untagged traffic on the VLAN.
D)   Use MAC address filtering.

Question 20

By default, the native VLAN is the same as the default VLAN.

Accepted Answer

A) True 
 B)False

Exam 8: Subnets and VLANs

How does the logical process of combining bits known as ANDing work?

Correct AnswerverifiedIn ANDing, a bit with a value of 1 combi...View AnswerShow Answer

All that is needed to provide communication between two VLANs is a DHCP relay agent.

Correct AnswerverifiedShow Answer

How large is the 802.1Q tag that is added to an Ethernet frame when using VLANs?

Correct AnswerverifiedShow Answer

An interface that manages traffic from multiple VLANs is known by what term?

Correct AnswerverifiedShow Answer

In 1993, the IETF devised a shorthand method for identifying network and host bits in an IP address. What is this method, and how do you use it?

Correct AnswerverifiedThe method is known as CIDR (Classless I...View AnswerShow Answer

Which of the following statements regarding IPv6 subnetting is NOT accurate?

Correct AnswerverifiedD

What are some of the different reasons to use VLANs?

Correct AnswerverifiedReasons for using VLANs include:* You w...View AnswerShow Answer

Network segmentation at Layer 2 of the OSI model is accomplished using VLANs.

Correct AnswerverifiedShow Answer

You have been tasked with the creation and design of a network that must support a minimum of 5000 hosts. Which network accomplishes this goal?

Correct AnswerverifiedShow Answer

When dealing with a Cisco switch, what is NOT one of the pre-established VLANs?

Correct AnswerverifiedShow Answer

Subtracting an interesting octet value from 256 yields what number?

Correct AnswerverifiedShow Answer

Where does the term trunk originate from, and how does it apply to modern networking?

Correct AnswerverifiedA single switch can support traffic belo...View AnswerShow Answer

How many subnets can a /48 site prefix support?

Correct AnswerverifiedShow Answer

Only Class B and Class C networks can be subnetted.

Correct AnswerverifiedShow Answer

When a hacker attempts to perform a VLAN hopping attack, what are the two approaches likely to be used?

Correct AnswerverifiedThe two approaches the hacker might use ...View AnswerShow Answer

IPv6 addressing does not utilize classful addressing, therefore every IPv6 address is classless.

Correct AnswerverifiedTrue

How do unmanaged switches and managed switches differ from each other?

Correct AnswerverifiedAn unmanaged switch provides plug-and-pl...View AnswerShow Answer

With VTP, where is the VLAN database stored?

Correct AnswerverifiedB

Which of the following suggestions can help prevent VLAN hopping attacks on a network?

Correct AnswerverifiedShow Answer

By default, the native VLAN is the same as the default VLAN.

Correct AnswerverifiedShow Answer

Correct Answer
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In ANDing, a bit with a value of 1 combi...
View Answer

Correct Answer
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Correct Answer
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The method is known as CIDR (Classless I...
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D

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Reasons for using VLANs include:
* You w...
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Correct Answer
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Correct Answer
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Correct Answer
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A single switch can support traffic belo...
View Answer

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The two approaches the hacker might use ...
View Answer

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True

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An unmanaged switch provides plug-and-pl...
View Answer

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B

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Correct Answer
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