Question 1 of 25
Hints left: 3
Q1
Which network has connectivity range up to 10 meters?
Q2
Correct method for full duplex mode of communication is:
Q4
Which one of the following network uses dynamic or adaptive routing?
Q5
The Network topology that supports bi-directional links between each possible node is
Q6
Unmodulated signal coming from a transmitter is know as
Q8
For data communications to occur, the communicating devices must be part of a communication system made up of a combination of?
Q9
Which of the following ISO level is more closely related to the physical communications facilities?
Q10
How many Character per sec(7bits + 1parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 "Start" and 1 "stop" bit)?
Q11
The number of cross point needed for 10 lines in a cross point switch which is full duplex in nature and there are no self connection is
Q12
The topology with highest reliability is:
Q14
Data communications system depends on four fundamental characteristics
Q15
The ________ measures the number of lost or garbled messages as a fraction of the total sent in the sampling period.
Q16
A terminal multiplexer has six 1200 bps terminals and 'n' 300bps terminals connected to it. The outgoing line is 9600bps. What is the maximum value of n?
Q17
In a broad Sense, a railway track is an example of
Q18
A high speed communication equipment typically would not be needed for
Q19
Which of the following is a wrong example of network layer?
Q20
In session layer, during data transfer, the data stream responsible for the "control" purpose (i.e control of the session layer itself) is
Q21
Maximum data rate of a channel for a noiseless 3-kHz binary channel is
Q22
Start and stop bits are used in serial communication for
Q23
The method of communication in which transmission takes place in both directions, but only one direction at a time is called
Q24
Error detection at the data link level is achieved by
Q25
which of the following is not a field in the Ethernet Message packet?