Q. Which network has connectivity range up to 10 meters?
✅ Correct Answer: (B)
PAN
Data Communication and Networking MCQs and Notes
Q. The Network topology that supports bi-directional links between each possible node is
✅ Correct Answer: (D)
Mesh
Q. Which of the following is not a field in the Ethernet Message packet?
✅ Correct Answer: (C)
Pin-code
Q. In session layer, during data transfer, the data stream responsible for the "control" purpose (i.e control of the session layer itself) is
✅ Correct Answer: (C)
Capability Data
Q. The ________ measures the number of lost or garbled messages as a fraction of the total sent in the sampling period.
✅ Correct Answer: (A)
Residual Error Rate.
Q. Maximum data rate of a channel for a noiseless 3-kHz binary channel is
✅ Correct Answer: (B)
6000 bps
Q. Unmodulated signal coming from a transmitter is know as
✅ Correct Answer: (B)
Baseband signal
Q. Start and stop bits are used in serial communication for
✅ Correct Answer: (C)
Synchronization
Q. "BAUD" rate means
✅ Correct Answer: (C)
The rate at which the signal changes.
Q. Error detection at the data link level is achieved by
✅ Correct Answer: (B)
Cyclic Redundancy Code