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17 Cards in this Set
- Front
- Back
Which statements correctly identify the role of intermediary devices in the network? (Choose three.)
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determine pathways for data
retime and retransmit data signals manage data flows |
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Select the statements that are correct concerning network protocols. (Choose three.)
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define the structure of layer specific PDU’s
outline the functions necessary for communications between layers require layer dependent encapsulations |
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What are two functions of encapsulation? (Choose two.)
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identifies pieces of data as part of the same communication
ensures that data pieces can be directed to the correct receiving end device |
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What is a primary function of the trailer information added by the data link layer encapsulation?
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supports error detection
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Which two layers of the OSI model have the same functions as the TCP/IP model Network Access Layer? (Choose two.)
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Physical
Data Link |
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What is a PDU?
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a layer specific encapsulation
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Which characteristic correctly refers to end devices in a network?
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originate data flow
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Refer to the exhibit. Which three labels correctly identify the network types for the network segments that are shown? (Choose three.)
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Network B — WAN
Network C — LAN Network A – LAN |
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Refer to the exhibit. Which networking term describes the data interleaving process represented in the graphic?
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multiplexing
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What is the primary purpose of Layer 4 port assignment?
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to identify the processes or services that are communicating within the end devices
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What device is considered an intermediary device?
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switch
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Refer to the exhibit. Which term correctly identifies the device type that is included in the area B?
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intermediary
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Refer to the exhibit. What type of network is shown?
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LAN
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What can be identified by examining the network layer header?
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the destination host address
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During the encapsulation process, what occurs at the data link layer?
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The physical address is added.
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What is the purpose of the TCP/IP Network Access layer?
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network media control
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What is the proper order of the layers of the OSI model from the highest layer to the lowest layer?
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application, presentation, session, transport, network, data link, physical
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