Skillset can help you prepare! Sign up for your free Skillset account and take the first steps towards your certification.
Which of the following is NOT a layer in the TCP/IP model?
Transport layer
Application layer
Physical layer
Network layer
A. Physical layer is not a part of the TCP/IP stack, though it is a part of the OSI model.
Study thousands of practice questions that organized by skills and ranked by difficulty.
Create a tailored training plan based on the knowledge you already possess.
Know when you’re ready for the high-stakes exam. Have the confidence that you will pass on your first attempt.