A. LANB. PANC. MAND. WAN
Tag: Data Communication MCQs
The Network topology that supports bi-directional links between each possible node is
A. RingB. StarC. TreeD. Mesh
Which of the following is not a field in the Ethernet Message packet?
A. TypeB. DataC. Pin-codeD. Address
In session layer, during data transfer, the data stream responsible for the “control” purpose (i.e control of the session layer itself) is
A. Regular DataB. Typed dataC. Capability DataD. Expedited Data
The ________ measures the number of lost or garbled messages as a fraction of the total sent in the sampling period.
A. Residual Error Rate.B. Transfer Failure Probability.C. Connection release failure probability.D. Connection establish.
Maximum data rate of a channel for a noiseless 3-kHz binary channel is
A. 3000 bpsB. 6000 bpsC. 1500 bpsD. None of these
Unmodulated signal coming from a transmitter is know as
A. Carrier signalB. Baseband signalC. Primary signalD. None of these
Start and stop bits are used in serial communication for
A. Error detectionB. Error correctionC. SynchronizationD. Slowing down the communication
“BAUD” rate means
A. The number of bits transmitted per unit time.B. The number of bytes transmitted per unit time.C. The rate at which the signal changes.D. None of the above
Error detection at the data link level is achieved by
A. Bit StuffingB. Cyclic Redundancy CodeC. Hamming CodeD. Equalization