3.6.6 Check Your Understanding – Data Encapsulation Answers

1. What is the process of dividing a large data stream into smaller pieces prior to transmission?

  • sequencing
  • duplexing
  • multiplexing
  • segmentation

Explanation: Segmentation is the process of dividing a large data stream into smaller pieces which are then transmitted to the receiver.

2. What is the PDU associated with the transport layer?

  • segment
  • packet
  • bits
  • frame

Explanation: The transport layer PDU is known as a segment.

3. Which protocol stack layer encapsulates data into frames?

  • data link
  • transport
  • network
  • application

Explanation: The data link layer encapsulates data into a frame.

4. What is the name of the process of adding protocol information to data as it moves down the protocol stack?

  • de-encapsulation
  • sequencing
  • segmentation
  • encapsulation

Explanation: As data moves down the protocol stack, protocol data is added to the original data. This process is known as encapsulation.

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