(Part 3) Network Model

Which layer of the OSI model is responsible for ensuring that the information sent by the sender's application layer is readable by the receiver's application layer?

• Data Link Layer

• Transport Layer

• Presentation Layer

• Network Layer

Which layer of the OSI model is responsible for encryption and decryption of data at the sender and receiver sites?

• Session Layer

• Physical Layer

• Presentation Layer

• Transport Layer

Which layer of the OSI model is responsible for reducing the number of bits contained in the information for text, audio, and video?

• Data Link Layer

• Network Layer

• Physical Layer

• Presentation Layer

Which layer of the OSI model is concerned with establishing, managing, and terminating sessions between applications, as well as synchronizing dialogue between the two hosts' presentation layers?

• Physical Layer

• Session Layer

• Network Layer

• Data Link Layer

Which layer of the OSI model is responsible for segmenting the data into acceptable packet size and providing data transport service that shields the upper layers from transport implementation details?

• Network Layer

• Transport Layer

• Data Link Layer

• Presentation Layer

Which layer of the OSI model is concerned with providing connectivity and path selection between end systems, and is sometimes called the Internet layer?

• Physical Layer

• Data Link Layer

• Network Layer

• Transport Layer

Which layer of the OSI model is responsible for physical addressing, network topology, error notification, and flow control?

• Presentation Layer

• Transport Layer

• Session Layer

• Data Link Layer

Which layer of the OSI model is concerned with wires, connectors, voltages, and data rates, and defines the specifications for activating, maintaining, and deactivating the physical link between end systems?

• Transport Layer

• Session Layer

• Network Layer

• Physical Layer

Which layer of the OSI model is responsible for translation, encryption/decryption, and compression of data?

• Session Layer

• Data Link Layer

• Physical Layer

• Presentation Layer

Which layer of the OSI model is concerned with fault detection and recovery, as well as information flow control?

• Network Layer

• Transport Layer

• Data Link Layer

• Physical Layer