What is the Protocol Data Unit (PDU) of the Data Link Layer called?

Options

  • A. Segment
  • B. Frame
  • C. Packet
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. Frame

Detailed Explanation

Explanation: The PDU of the Data Link Layer is called a Frame. The Transport Layer commonly uses segments (TCP) or datagrams (UDP), while the Network Layer uses packets.