Multiple choice

Which of the following is/are the examples of connectionless services?

  1. Frame relay

  2. X.25

  3. ATM

  4. UDP

  5. Both (3) and (4)
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

User Datagram Protocol (UDP) is a connectionless protocol as it uses the datagram packets to be sent over the network without any acknowledgements that whether they actually arrive at their destinations.

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