Multiple choice

Which of the following options is specified by the X.25 packet-switching WAN standard?

  1. Synchronization of bits

  2. Congestion control

  3. Encoding scheme

  4. Interface between DTE and DCE

  5. Baud rate

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

X.25 defines a standard protocol for information exchange in packet mode between a DTE and a DCE (that is, between an individual user's equipment and the network provider's equipment).