Name: Time: 20m Date: 1. UDP and TCP are two protocols at the a. data-link layer. b. network c. transport d. application 2. In order to deal with the situation where, too many sources send too much data too fast for a network to handle, it is necessary to use a technique called [a.) Flow control. b. Routing control. e. Congestion control. d. Dynamic packet management. 3. One of the tasks associated with Transport layer is to. a. Break application messages into segments, passes them to data link layer. b. Break application messages into frames, passes them to network layer. c. Break application messages into frames, passes them to data link layer. d. Break application messages into segments, passes them to network layer. 4. In TCP based demultiplexing, TCP sockets are identified by a.) Both sender and receiver IP addresses and port numbers. b. Both sender and receiver port numbers, c. Sender IP address and port numbers. d. Receiver IP address and port number. 5. The action of a sender involving the gathering of data from multiple sockets and enveloping the data with a header is called a. Packet creation. (b) Multiplexing