Computer Science Network Layers

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

• Converting data into a readable format for the user

• Transmitting raw data bits over a physical medium

• Routing data packets to their destination

• Encrypting data for secure transmission

Which layer is responsible for error detection and correction in the OSI model?

• Data Link layer

• Application layer

• Physical layer

• Transport layer

What is the primary function of the Network layer in the OSI model?

• To manage physical connections between devices

• To encrypt data within a single network

• To route data across multiple networks

• To process data at the application layer

Which layer is responsible for end-to-end communication in the OSI model?

• Transport layer

• Data link layer

• Application layer

• Physical layer

What is the role of the Session layer in the OSI model?

• It manages the sessions between applications.

• It converts data into a format that can be transmitted

• It routes data to the correct destination

• It encrypts data for secure transmission

Which layer provides network services to the end-user applications in the OSI model?

• Application Layer

• Physical Layer

• Data Link Layer

• Transport Layer

What type of data does the Data link layer handle in the OSI model?

• Packets

• Bits

• Segments

• Frames

What is the main responsibility of the Transport layer in the OSI model?

• End-to-end communication and error recovery

• Session establishment and termination

• Routing and forwarding of data packets

• Physical addressing of devices

Which layer is responsible for establishing, maintaining, and terminating connections in the OSI model?

• Data Link layer

• Physical layer

• Transport layer

• Application layer

What are the different types of addressing used in the Network layer of the OSI model?

• Home address and work address

• IP address and email address

• Physical address and MAC address

• network address and logical address