Question 1

What information would you find in the header of a Transport layer PDU?

Accepted Answer

A)   destination IP address
B)   cyclic redundancy check
C)   source MAC address
D)   window size

Question 2

Which layer of the OSI model is responsible for encryption and decryption?

Accepted Answer

A)   Application
B)   Presentation
C)   Session
D)   Transport

Question 3

Which layer is responsible for the encoding of signals?

Accepted Answer

A)   3
B)   1
C)   5
D)   7

Question 4

Match each item with a statement below.
-Computers operate at this layer.

Accepted Answer

A)  Application layer
B)  Presentation layer
C)  Session layer
D)  Transport layer
E)  Network layerF) Data Link layerG) Physical layerH) Media Access Control sublayerI) Logical Link Control sublayerJ) OSI reference model

Question 5

Name the PDU at each layer of the OSI model.

Accepted Answer

The PDU for the Application,Presentation...

Question 6

Which layer has been subdivided into the Logical Link Control sublayer and the Media Access Control sublayer?

Accepted Answer

A)   Physical
B)   Data Link
C)   Network
D)   Transport

Question 7

One of the problems that can occur in the Network layer is the incorrect configuration of a hosts IP address.

Accepted Answer

A) True 
 B)False

Question 8

You are working at the help desk and you get a message that a user cannot access the Internet.You open a command prompt,ping the workstation's IP address,and get a response.You ask the user to try the Internet again.He does so with the same result- no connection.Which type of device is most likely to be the problem?

Accepted Answer

A)   Physical layer device
B)   Data Link layer device
C)   Network layer device
D)   Presentation layer device

Question 9

Match each item with a statement below.
-This is the general framework for how networking systems should operate.

Accepted Answer

A)  Application layer
B)  Presentation layer
C)  Session layer
D)  Transport layer
E)  Network layerF) Data Link layerG) Physical layerH) Media Access Control sublayerI) Logical Link Control sublayerJ) OSI reference model

Question 10

What does the Transport layer use to make sure that a message is reassembled correctly on the receiving device?

Accepted Answer

A)   source port number
B)   window Size
C)   destination port number
D)   sequence number

Question 11

Which layer is responsible for establishing communication setup between the source and destination computers?

Accepted Answer

A)   Application
B)   Session
C)   Transport
D)   Presentation

Question 12

The Transport layer segments data into smaller chunks,the size of which is determined by which of the following?

Accepted Answer

A)   MTU
B)   LLC
C)   PDU
D)   TCP

Question 13

At each layer of the OSI model,data is appended to the original message and then sent on to the next lower layer.What is this process called?

Accepted Answer

A)   encapsulation
B)   deencapsulation
C)   packetization
D)   checkpointing

Question 14

What does the Data Link layer do with a frame after it receives it?

Accepted Answer

First,it checks the destination MAC addr...

Question 15

Match each item with a statement below.
-This layer handles data formatting and translation.

Accepted Answer

A)  Application layer
B)  Presentation layer
C)  Session layer
D)  Transport layer
E)  Network layerF) Data Link layerG) Physical layerH) Media Access Control sublayerI) Logical Link Control sublayerJ) OSI reference model

Question 16

What layer is responsible for making sure that the data that it sends and receives is in a format that the receiving and sending computers can understand?

Accepted Answer

A)   7
B)   6
C)   5
D)   4

Question 17

Which layer is responsible for determining the best path a packet should travel across an internetwork?

Accepted Answer

A)   Network
B)   Transport
C)   Session
D)   Data Link

Question 18

Which is the IEEE standard that sets the standards for wireless networking?

Accepted Answer

A)   802.16
B)   802.3
C)   802.15
D)   802.11

Question 19

What is a PDU?

Accepted Answer

A)   It is an Application layer protocol that handles delivery of messages.
B)   It is a unit of measurement for the maximum amount of data that can be transferred.
C)   It is the name given to the unit of information used by each layer.
D)   It is a Network layer protocol that handles path determination

Question 20

Match each item with a statement below.
-Switches operate at this layer.

Accepted Answer

A)  Application layer
B)  Presentation layer
C)  Session layer
D)  Transport layer
E)  Network layerF) Data Link layerG) Physical layerH) Media Access Control sublayerI) Logical Link Control sublayerJ) OSI reference model

Exam 7: Network Reference Models and Standards

What does the Transport layer use to make sure that a message is reassembled correctly on the receiving device?

Correct Answer
verified

Which layer of the OSI model is responsible for encryption and decryption?

Correct Answer
verified

At each layer of the OSI model,data is appended to the original message and then sent on to the next lower layer.What is this process called?

Correct Answer
verified

Which layer is responsible for establishing communication setup between the source and destination computers?

Correct Answer
verified

One of the problems that can occur in the Network layer is the incorrect configuration of a hosts IP address.

Correct Answer
verified

Match each item with a statement below. -Switches operate at this layer.

Correct Answer
verified

Match each item with a statement below. -This layer handles data formatting and translation.

Correct Answer
verified

Which layer is responsible for determining the best path a packet should travel across an internetwork?

Correct Answer
verified

Which is the IEEE standard that sets the standards for wireless networking?

Correct Answer
verified

Match each item with a statement below. -This is the general framework for how networking systems should operate.

Correct Answer
verified

Which layer is responsible for the encoding of signals?

Correct Answer
verified

What is a PDU?

Correct Answer
verified

What information would you find in the header of a Transport layer PDU?

Correct Answer
verified

Which layer has been subdivided into the Logical Link Control sublayer and the Media Access Control sublayer?

Correct Answer
verified

The Transport layer segments data into smaller chunks,the size of which is determined by which of the following?

Correct Answer
verified

What layer is responsible for making sure that the data that it sends and receives is in a format that the receiving and sending computers can understand?

Correct Answer
verified

Correct Answer
verified

Name the PDU at each layer of the OSI model.

Correct Answer
verified
The PDU for the Application,Presentation...
View Answer

What does the Data Link layer do with a frame after it receives it?

Correct Answer
verified
First,it checks the destination MAC addr...
View Answer

Match each item with a statement below. -Computers operate at this layer.

Correct Answer
verified

Exam 7: Network Reference Models and Standards

What does the Transport layer use to make sure that a message is reassembled correctly on the receiving device?

Correct AnswerverifiedShow Answer

Which layer of the OSI model is responsible for encryption and decryption?

Correct AnswerverifiedShow Answer

At each layer of the OSI model,data is appended to the original message and then sent on to the next lower layer.What is this process called?

Correct AnswerverifiedShow Answer

Which layer is responsible for establishing communication setup between the source and destination computers?

Correct AnswerverifiedShow Answer

One of the problems that can occur in the Network layer is the incorrect configuration of a hosts IP address.

Correct AnswerverifiedShow Answer

Match each item with a statement below. -Switches operate at this layer.

Correct AnswerverifiedShow Answer

Match each item with a statement below. -This layer handles data formatting and translation.

Correct AnswerverifiedShow Answer

Which layer is responsible for determining the best path a packet should travel across an internetwork?

Correct AnswerverifiedShow Answer

Which is the IEEE standard that sets the standards for wireless networking?

Correct AnswerverifiedShow Answer

Match each item with a statement below. -This is the general framework for how networking systems should operate.

Correct AnswerverifiedShow Answer

Which layer is responsible for the encoding of signals?

Correct AnswerverifiedShow Answer

What is a PDU?

Correct AnswerverifiedShow Answer

What information would you find in the header of a Transport layer PDU?

Correct AnswerverifiedShow Answer

Which layer has been subdivided into the Logical Link Control sublayer and the Media Access Control sublayer?

Correct AnswerverifiedShow Answer

The Transport layer segments data into smaller chunks,the size of which is determined by which of the following?

Correct AnswerverifiedShow Answer

What layer is responsible for making sure that the data that it sends and receives is in a format that the receiving and sending computers can understand?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Name the PDU at each layer of the OSI model.

Correct AnswerverifiedThe PDU for the Application,Presentation...View AnswerShow Answer

What does the Data Link layer do with a frame after it receives it?

Correct AnswerverifiedFirst,it checks the destination MAC addr...View AnswerShow Answer

Match each item with a statement below. -Computers operate at this layer.

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
The PDU for the Application,Presentation...
View Answer

Correct Answer
verified
First,it checks the destination MAC addr...
View Answer

Correct Answer
verified