Question

Identify application layer protocols: 
A. HTTP 
B. IP 
C. DNS
 D. TCP

• A. A, B and C only
• B. A and C only
• C. C and D only
• D. B and D only

Hint:

HTTP & DNS → Application layer.

Answer 1

The Correct Option is B

Concept: Application layer protocols include:
• HTTP
• DNS

Step 1: Analyze
• HTTP → Application layer
• DNS → Application layer
• IP → Network layer
• TCP → Transport layer \[ \therefore \text{Correct answer is (B)} \]