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Data Link Layer Devices and Sublayers

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Questions and Answers

What does the OSI model stand for in the networking world?

Open Systems Interconnection (correct)

Open Systems Interaction

Open Systems Interface

Open Systems Integration

How many layers does the OSI model break down a computer network into?

Five distinct layers

Six distinct layers

Eight distinct layers

Seven distinct layers (correct)

What is the main function of the physical layer in the OSI model?

To address the physical characteristics of the network (correct)

To provide error detection and correction mechanisms

To manage network routing and switching

To manage data transfer between devices

What is an example of a physical characteristic of a network addressed by the physical layer?

The type of cables used to connect devices Signup and view all the answers

Which layer of the OSI model is responsible for data link protocols?

Data link layer Signup and view all the answers

What is the primary function of the data link layer?

To provide error detection and correction mechanisms Signup and view all the answers

Which layer of the OSI model is responsible for multiplexing?

Physical layer Signup and view all the answers

What is the purpose of error detection and correction mechanisms in the OSI model?

To ensure data integrity Signup and view all the answers

What is the primary function of the MAC address in the OSI model?

To identify devices at the data link layer Signup and view all the answers

Which layer of the OSI model interacts directly with data from the user?

Application layer Signup and view all the answers