Q. When the IP layer of a receiving host receives a datagram, _______.
✅ Correct Answer: (B)
a transport layer protocol takes over
Data Communication and Networking MCQs and Notes
Q. Which of the following functions does UDP perform?
✅ Correct Answer: (A)
process-to-process communication
Q. UDP and TCP are both _______ layer protocols.
✅ Correct Answer: (C)
transport
Q. In the sending computer, UDP sends a data unit to the _______ layer.
✅ Correct Answer: (C)
IP
Q. In the sending computer, UDP receives a data unit from the _______ layer.
✅ Correct Answer: (A)
application
Q. The ports ranging from 49,152 to 65,535 can be used as temporary or private port numbers. They are called the ________ ports.
✅ Correct Answer: (C)
dynamic
Q. The local host and the remote host are defined using IP addresses. To define the processes, we need second identifiers called ____________.
✅ Correct Answer: (C)
port addresses
Q. Although there are several ways to achieve process-to-process communication, the most common is through the __________ paradigm.
✅ Correct Answer: (A)
client-server
Q. UDP is an acronym for _______.
✅ Correct Answer: (C)
User Datagram Protocol
Q. UDP does not add anything to the services of IP except for providing _______ communication.
✅ Correct Answer: (B)
process-to-process