Check Point Certified Security Administrator (CCSA) R81 — Question 27

How many layers make up the TCP/IP model?

Answer options

• A. 2
• B. 4
• C. 6
• D. 7

Correct answer: B

Explanation

The TCP/IP model consists of 4 layers: the Link layer, Internet layer, Transport layer, and Application layer. Options A, C, and D are incorrect as they do not accurately reflect the number of layers defined in the TCP/IP architecture.