TRANSPORT LAYER
INTRODUCTION
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Congestion control
|
|
|
connection-oriented delivery
|
|
|
flow control
|
|
|
none of the above
|
Detailed explanation-1: -Which of the following does UDP provide? Explanation : UDP (User Datagram Protocol) performs the following functions: Multiplexing and demultiplexing: UDP uses source and destination port numbers to multiplex and demultiplex data across different applications running on the same host.
Detailed explanation-2: -UDP does not provide error correction and is therefore an unreliable protocol. In other words, delivery of packets is not guaranteed. UDP datagrams are transmitted without provision for an acknowledgment. Because there is no virtual connection between sender and receiver, UDP is also said to be connectionless.
Detailed explanation-3: -Answer: a. Explanation: UDP is an unreliable, connectionless transport layer protocol.