- 1 Marks
Question
Encryption and decryption of data is performed in
A. Presentation layer
B. Physical layer
C. Data link layer
D. Session layer
E. Network layer
Answer
A. Presentation layer
Explanation: In the OSI model, the Presentation layer is responsible for data encryption, decryption, compression, and formatting. Therefore, A is the correct answer.
- Tags: Data Encryption, Network Layers, OSI Model
- Level: Level 1
- Topic: Information Systems
- Series: NOV 2021
- Uploader: Theophilus