Data Communication and Networking – OSI MODEL Transport Layer MCQs

1. The _______ layer ensures end-to-end reliable data transmission.

2. _______ addresses on headers change as a packet moves from network to network but the _______ do not.

3. The _______ layer lies between the network layer and the session layer.

4. The _______ layer is responsible for source-to-destination delivery of the entire message.

5. The _______ layer may create a connection (a single logical path between the source and destination that is associated with all the packets of a message) between two end ports

6. A _______ address identifies a process running on a computer.

7. The header added by the transport layer to the packet coming from the upper layer includes the _______ address.

8. Segmentation and reassembly are functions of the _______ layer.

9. In a connection-oriented exchange the first phase is _______ between the transport layers of the source and destination

10. In a connection-oriented exchange the last phase after all the data packets are transferred is _______.

11. The assigning of sequence numbers to packets of a message is a function of the _______ layer.

12. The reassembly of packets into the original message is a function of the _______ layer

13. The division of a message into packets is a function of the _______ layer.