How many layers are present in the commonly used TCP/IP model?

Options

  • A. 3
  • B. 4
  • C. 7
  • D. More than one of the above
  • E. None of the above

Correct Answer (Detailed Explanation is Below)

B. 4

Detailed Explanation

Correct Answer: 4

  • The commonly used TCP/IP model has four layers.
  • These are Application, Transport, Internet and Network Access.
  • Some textbooks describe a five-layer Internet model by separating the Physical and Data Link functions.