Multiple choice

In Ethernet CSMS/CD, the special bit sequence transmitted by media access management for collision handling is called

  1. preamble

  2. postamble

  3. jam

  4. none of the above

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

In Ethernet CSMA/CD, when a collision is detected, the transmitting station sends a jam signal to ensure all stations recognize the collision. This forces a backoff period before retransmission attempts.