Multiple choice

The data link layer attach special bit patterns at the _____ of the frame.

  1. beginning

  2. ending

  3. both (1) and (2)

  4. none of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

To define frame boundaries, the data link layer often attaches special bit patterns (flags) at both the beginning and the end of the frame.

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