This set of Data communication and Networking Multiple Choice Questions and Answers (MCQs) focuses on “OSI MODEL Physical Layer”.
PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE
1. The OSI _______ layer is implemented mainly by hardware
- application
- session
- presentation
- physical
D. physical
2. As the data packet moves from the _______ layer down to the _______ layer, headers and a trailer are added
- application; physical
- physical; application
- network; application
- data link; application
A. application; physical
3. At the _______ layer, the data unit is transformed into the corresponding electromagnetic signal.
- application
- data link
- session
- physical
D. physical
4. The _______ layer defines the characteristics of the interface between the devices and the transmission medium
- physical
- data link
- network
- transport
A. physical
5. The _______ layer defines the transmission medium
- application
- session
- presentation
- physical
D. physical
6. The _______ layer defines the type of encoding to be used
- application
- transport
- data link
- physical
D. physical
7. The _______ is defined by the physical layer.
- logical address
- session dialog
- data rate
- encryption method
C. data rate
8. Sender and receiver clock synchronization is a function performed by the _______ layer
- presentation
- session
- physical
- data link
C. physical
9. Line configuration, the way the devices are connected to the medium, is a concern of the _______ layer.
- physical
- data link
- network
- transport
A. physical
10. Physical topology is a concern of the _______ layer.
- physical
- data link
- transport
- session
A. physical
