Multiple choice

The packing of data in each layer of the 4-layer OSI model is known as ____.

  1. Compression

  2. decapsulation

  3. encapsulation

  4. None of the above

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

Encapsulation is the process of wrapping data from a higher layer into a protocol data unit (PDU) of a lower layer, adding headers and trailers as it moves down the stack.