OSI Model Layers

Question 0

Converts data from the application layer into a format that can be sent over the network

Answer 0

Presentation

Question 1

Performs error detection and handling for the transmitted signals

Answer 1

Data Link

Question 2

Provides compression and decompression functionality

Answer 2

Presentation

Question 3

Synchronizes the data exchange between applications on separate devices

Answer 3

Session

Question 4

Establishes, maintains, and breaks connections between two devices.

Answer 4

Transport

Question 5

Displays incoming information and prepares outgoing information for network access.

Answer 5

Application

Question 7

Performs error checking and verification and handles retransmission if necessary.

Answer 7

Transport

Question 8

Encrypts and decrypts data

Answer 8

Presentation

Question 9

Provides access to the network for applications and certain end-user functions.

Answer 9

Application

Question 10

Determines the ordering priority of data

Answer 10

Transport

Question 10

Provides mechanisms for the routing of data between devices across single or multiple network segments

Answer 10

Network

Question 12

Has two layers: LLC and MAC

Answer 12

Data Link

Question 13

Handles discovery of destination systems and addressing

Answer 13

Network

Question 14

Handles error detection and notification to the peer layer on other devices

Answer 14

Session

Question 15

Defines method by which the medium is accessed, and hardware addressing through the MAC sublayer

Answer 15

Data Link

Question 16

Defines the networks physical structure

Answer 16

Physical

Question 17

Defines voltage rates an the physical connection methods

Answer 17

Physical

Question 18

Defined physical topology

Answer 18

Physical