ENetwork Chapter 2 - CCNA Exploration: Networks Fundamentals (Version 4.0)

1. Which statement correctly identify the role of intermediary devices in the network? (choose three)

• determine pathways for data
• realtime and retransmit data signals
• manage data flows
  

2. Select the statements that are correct concerning network protocols. (choose three)

• define the structure of layer specific PDU's
• outline the function necessary for communications between layers
• require layer dependent encapsulations

3. What are two functions of encapsulation? (Choose two)

• identifies pieces of data as part of the same communication
• ensures that data pieces can be directed to the correct receiving end device

4. What is a primary function of the trailer information added by the data link layer capsulation?

• supports error detection

5. Which two layers of the OSI model have the same functions as the TCP/IP model network Acces Layer? (Choose two)

• Physical
• Data Link

6. What is a PDU?

• a layer specific encapsulation

7. Which characteristic correctly refers to end devices in a network?

• originate data flow

8. Refer to the exhibit. "Cell A" at IP address 10.0.0.34 has established an IP session with "IP Phone 1" at IP address 172.16.1.103. Based upon the graphic, which device type best describes the function or wireless device "Cell A"?

• an end device

9. Refer to the exhibit. Which three labels correctly identify the network types of the network segments that are shown? (Choose three)

• Network B -- WAN
• Network C -- LAN
• Network A -- LAN

10. Which three statements best describes a Local Area Network (LAN)? (Choose three)

• A LAN is usually in a single geographical area.
• The network is administered by a single organization
• A LAN provides network services and access to applications for users within a common organization.

11.

• 
  

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ENetwork Chapter 3 - CCNA Exploration: Networks Fundamentals (Version 4.0)

.
A Network administrator is designing a network for a new branch office of twenty-five users. What are the advantages of using a client-server model? (Choose two)
* Centralized administration
* Security is easier to enforce

A small home network has been installed to interconnect three computers together for gaming and file sharing. What two properties represent this network type? (Choose two)
* Security is difficult to enforce
* A Computer that responds to a file sharing request is functioning as a sever

As compared to SSH, what is the primary disadvantage of telnet?
* Does not support encryption

How does the application layer on a server usually process multiple client request for services?
* Uses support from lower layer functions to distinguish between

Refer to the exhibit. What is the destination port for the communication that is represented on line 5?
* 80

ENetwork Chapter 4 - CCNA Exploration: Networks Fundamentals (Version 4.0)

With TCP/IP

ENetwork Chapter 5 - CCNA Exploration: Networks Fundamentals (Version 4.0)

With

ENetwork Chapter 6 - CCNA Exploration: Networks Fundamentals (Version 4.0)

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ENetwork Chapter 7 - CCNA Exploration: Networks Fundamentals (Version 4.0)

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ENetwork Chapter 8 - CCNA Exploration: Networks Fundamentals (Version 4.0)

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ENetwork Chapter 9 - CCNA Exploration: Networks Fundamentals (Version 4.0)

ENetwork Chapter 10 - CCNA Exploration: Networks Fundamentals (Version 4.0)

ENetwork Chapter 11 - CCNA Exploration: Networks Fundamentals (Version 4.0)

ENetwork Final Exam - CCNA Exploration: Networks Fundamentals (Version 4.0)