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