Q.1
CSMA (Carrier Sense Multiple Access) is
Q.2
Which of the following summation operation is performed on the bits to check an error-detecting code?
Q.3
If communication software can be called the "traffic cop" of a micro communication system, then what should the modem be called?
Q.4
Which of the following TCP/IP protocol is used for file transfer with minimal capability and minimal overhead?
Q.5
Which of the following technique is used for allocating capacity on a satellite channel using fixed-assignment FDM?
Q.6
The standard suit of protocols used by the Internet, intranets, extranets, and some other networks.
Q.7
What is the main difference between DDCMP and SDLG?
Q.8
On a class B network, how many subnets are available with a subnet mask of 248?
Q.9
The area of coverage of a satellite radio beam is known as
Q.10
Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases.
Q.11
In a _____ topology, if there are n devices in a network, each device has n - 1 ports for cables.
Q.12
Typewriter terminals can print computer-generated data at a rate of
Q.13
Which of the following is not a transmission medium?
Q.14
Which of the following statement is incorrect?
Q.15
Which of the following data transmission media has the largest terrestrial range without the use of repeaters or other devices?
Q.16
What is the minimum number of wires needed to send data over a serial communication link layer?
Q.17
The _____ layer is the layer closest to the transmission medium.
Q.18
Which of the following allows devices on one network to communicate with devices on another network?
Q.19
An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as
Q.20
A network designer wants to connect 5 routers as point-to-point simplex line. Then the total number of lines required would be
Q.21
A batch processing terminal would not include a
Q.22
What is the name of the device that connects two computers by means of a telephone line?
Q.23
Which of the following statement is incorrect?
Q.24
Devices on one network can communicate with devices on another network via a
Q.25
Bulletin board system
Q.26
In OSI model, which of the following layer provides error-free delivery of data?
Q.27
Which of the following medium access control technique is used for bus/tree?
Q.28
A distributed data processing configuration in which all activities must pass through a centrally located computer is called a:
Q.29
Packet Switch Stream (PSS) was introduced in
Q.30
The physical layer of a network
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