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Exam Viewer - ENetwork Chapter 2 - CCNA Exploration (Version 4.0)
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1
Which statements correctly identify the role of intermediary devices in the network?
(Choose three.)
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
Scoring Rule For: correctness of response
Option 1, Option 3, and Option 5 are correct.
1 point for each correct option.
0 points if more options are selected than required.
Max Value = 3
This item references content from the following areas:
CCNA Exploration

2.1.6 Network Media
2
Select the statements that are correct concerning network protocols. (Choose three.)
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
Scoring Rule For: correctness of response
Option 1, Option 3, and Option 5 are correct.
1 point for each correct option.
0 points if more options are selected than required.
Max Value = 3
This item references content from the following areas:
CCNA Exploration

2.3.2 Network Protocols
3
What are the key functions of encapsulation? (Choose three.)
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
Scoring Rule For: correctness of response
Option 2, Option 4, and Option 5 are correct.
1 point for each correct option.
0 points if more options are selected than required.
Max Value = 3
This item references content from the following areas:
CCNA Exploration

2.3.2 Network Protocols
4
What is a primary function of the trailer information added by the data link layer
encapsulation?
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
Scoring Rule For: correctness of response
2 points for Option 1
0 points for any other option
Max Value = 2
This item references content from the following areas:
CCNA Exploration

2.4.7 The OSI Model
5
Which two layers of the OSI model have the same functions as the TCP/IP model
Network Access Layer? (Choose two.)
Network
Transport
Physical
Data Link
Session
Scoring Rule For: correctness of response
Option 3 and Option 4 are correct.
1 point for each correct option.
0 points if more options are selected than required.
Max Value = 2
This item references content from the following areas:
CCNA Exploration

2.4.8 Comparing the OSI Model with the TCP/IP Model
6
What is a PDU?
corruption of a frame during transmission
data reassembled at the destination
retransmitted packets due to lost communication
a layer specific encapsulation
Scoring Rule For: correctness of response
2 points for Option 4
0 points for any other option
Max Value = 2
This item references content from the following areas:
CCNA Exploration

7
2.3.3 Protocol Suites and Industry Standards
...
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