CCNA Exploration 1 Module 2 Exam Answers Version 4.0 1. Which two layers of the OSI model have the same functions as the TCP/IP model Network Access Layer? (Choose two.) 2. What is a primary function of the trailer information added by the data link layer encapsulation? 3. During the encapsulation process, what occurs at the data link layer? 4. What device is considered an intermediary device? 5.Which layer encapsulates the segment into packets? 6. Which statements correctly identify the role of intermediary devices in the network? (Choose three.) 7. What can be identified by examining the network layer header? 8. What is the proper order of the layers of the OSI model from the highest layer to the lowest layer? 9. Refer to the exhibit. Which three labels correctly identify the network types for the network segments that are shown? (Choose three.) 10. What are the key functions of encapsulation? (Choose three.) 11. Refer to the exhibit. Which networking term describes the data interleaving process represented in the graphic? 12. What is a PDU? 13. 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 of wireless device "Cell A?" 14. Refer to the exhibit. Which set of devices contains only end devices? 15. Refer to the exhibit. Which term correctly identifies the device type that is included in the green area? 16. Which three statements best describe a Local Area Network (LAN)? (Choose three.) 17. Refer to the exhibit. What type of network is shown? 18. What is the purpose of the TCP/IP Network Access layer? 19. Which characteristic correctly refers to end devices in a network? 20. What is the primary purpose of Layer 4 port assignment? 21. Select the statements that are correct concerning network protocols. (Choose three.)
• Network
• Transport
• Physical
• Data Link
• Session
• supports error detection
• ensures ordered arrival of data
• provides delivery to correct destination
• identifies the devices on the local network
• assists intermediary devices with processing and path selection
• No address is added.
• The logical address is added.
• The physical address is added.
• The process port number is added.
• file server
• IP phone
• laptop
• printer
• switch
• physical
• data link
• network
• transport
• determine pathways for data
• initiate data communications
• retime and retransmit data signals
• originate the flow of data
• manage data flows
• final termination point for data flow
• the destination device on the local media
• the path to use to reach the destination host
• the bits that will be transferred over the media
• the source application or process creating the data
• physical, network, application, data link, presentation, session, transport
• application, physical, session, transport, network, data link, presentation
• application, presentation, physical, session, data link, transport, network
• application, presentation, session, transport, network, data link, physical
• presentation, data link, session, transport, network, physical, application
• Network A -- WAN
• Network B -- WAN
• Network C -- LAN
• Network B -- MAN
• Network C -- WAN
• Network A -- LAN
• allows modification of the original data before transmission
• identifies pieces of data as part of the same communication
• enables consistent network paths for communication
• ensures that data pieces can be directed to the correct receiving end device
• enables the reassembly of complete messages
• tracks delay between end devices
• piping
• PDU
• streaming
• multiplexing
• encapsulation
• corruption of a frame during transmission
• data reassembled at the destination
• retransmitted packets due to lost communication
• a layer specific encapsulation
• the destination device
• an end device
• an intermediate device
• a media device
• A, C, D
• B, E, G, H
• C, D, G, H, I, J
• D, E, F, H, I, J
• E, F, H, I, J
• source
• end
• transfer
• intermediary
• A LAN is usually in a single geographical area.
• The network is administered by a single organization.
• The connection between segments in the LAN is usually through a leased connection.
• The security and access control of the network are controlled by a service provider.
• A LAN provides network services and access to applications for users within a common organization.
• Each end of the network is generally connected to a Telecommunication Service Provider (TSP).
• WAN
• MAN
• LAN
• WLAN
• path determination and packet switching
• data representation, encoding, and control
• reliability, flow control, and error detection
• detailing the components that make up the physical link and how to access it
• the division of segments into packets
• manage data flows
• originate data flow
• retime and retransmit data signals
• determine pathways for data
• to identify devices on the local media
• to identify the hops between source and destination
• to identify to the intermediary devices the best path through the network
• to identify the source and destination end devices that are communicating
• to identify the processes or services that are communicating within the end devices
• define the structure of layer specific PDU's
• dictate how to accomplish layer functions
• outline the functions necessary for communications between layers
• limit hardware compatibility
• require layer dependent encapsulations
• eliminate standardization among vendors
Friday 12 June 2009
CCNA Exploration 1 Module 2 Exam Answers Version 4.0
Labels: CCNA-Exploration-1-Version-4.0
Posted by 640-802-ccna at 6/12/2009 05:30:00 am
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CCNA-Exploration-1-Version-4.0
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