Physical Layer interview questions
Physical Layer interview questions
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Total Questions: 10
1. The physical layer concerns with
Correct Answer is : bit-by-bit delivery
2. Which transmission media has the highest transmission speed in a network?
Correct Answer is : optical fiber
3. Bits can be send over guided and unguided media as analog signal by
Correct Answer is : digital modulation
4. The portion of physical layer that interfaces with the media access control sublayer is called
Correct Answer is : physical signalling sublayer
5. physical layer provides
Correct Answer is : all of the mentioned
6. In asynchronous serial communication the physical layer provides
Correct Answer is : both start & stop signalling and flow control
7. The physical layer is responsible for
Correct Answer is : all of the mentioned
8. The physical layer translates logical communication requests from the ______ into hardware specific operations.
Correct Answer is : data link layer
9. A single channel is shared by multiple signals by
Correct Answer is : multiplexing
10. Wireless transmission can be done via
Correct Answer is : all of the mentioned
