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Networking Miscellaneous
Quiz 13
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Q.1
Which network is a cross between circuits switched network and a data-gram network?
Circuit-switched network
Virtual-circuit network
Virtual-circuit identifier
None of these
Q.2
What are the most commonly used transmission speeds in BPS used in data communication?
300
1200
2400
9600
None of the above
Q.3
What is the default subnet mask for a class C network?
127.0.0.1
255.0.0.0
255.255.0.0
255.255.255.0
None of the above
Q.4
Select the cable that uses copper conductor, accept and transport signals in the form of electric current?
Fiber-optic cable
Metallic cable
Twisted pair cable
All of the above
Q.5
If one link fails, only that link is affected. All other links remain active. Which topology does this?
Mesh topology
Star topology
Bus topology
Physical topology
Q.6
OSI model means:
Open systems interconnection
Operating system interconnection
Open source interconnection
Operating source interconnection
Q.7
Number of Unguided Media is:
6
5
4
3
Q.8
Switching at the network layer in the Internet uses the datagram approach to:
Message switching
Circuit switching
IP switching
Packet switching
Q.9
Select the correct cable that transport signals in the form of light:
Twisted-Pair cable
Fiber optic cable
Coaxial Cable
Shielded Twisted Pair cable
Q.10
Twisted pair wires, coaxial cable, optical fiber cables are the examples of:
Wired Media
Wireless Media
Both A & B
None of these
Q.11
Which of the followings is used in communications is referred to as unshielded twisted-pair (UTP)?
Coaxial cable
Fiber-optic cable
Twisted-pair cable
None of these
Q.12
A data communications system has:
4 components
5 components
6 components
7 components
Q.13
00 represents a pixel that pixel is known as :
Black pixel
Light gray
White pixel
Dark gray pixel
Q.14
Select correct type of line configuration:
Multi-point
Single point
Link
Dedicated point
Q.15
Select the wrong data communication system component:
Medium
Protocol
Receiver
Transits
Q.16
Time required for a message to travel from one device to another is known as:
Transit time
Dialogue time
Response time
Wait time
Q.17
Which network has connectivity range up to 10 meters?
LAN
PAN
MAN
WAN
Q.18
What is Unicode?
Represents symbol or characters used in any langua
Only few languages are supported
Supports only few characters
Characters from A to Z
Q.19
For data communications to occur, the communicating devices must be part of a communication system made up of a combination of?
WAN and LAN
Hardware and software
Full duplex and half duplex
All of the above
Q.20
Correct method for full duplex mode of communication is:
Both stations can transmit and receive data at the
One device can send other device can only accepts.
One device sends and other device receives and vic
None of these
Q.21
Data communications system depends on four fundamental characteristics
Receiver
Sender
Timeliness
Medium
Q.22
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
100
45
50
90
Q.23
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?
4
16
8
28
Q.24
Maximum data rate of a channel for a noiseless 3-kHz binary channel is
3000bps
6000 bps
1500 bps
None of these
Q.25
The ________ measures the number of lost or garbled messages as a fraction of the total sent in the sampling period.
Residual Error Rate.
Transfer Failure Probability.
Connection release failure probability.
Connection establish.
Q.26
A high speed communication equipment typically would not be needed for
E-mail
Transferring large volume of data
Supporting communication between nodes in a LAN
All of these
Q.27
Which of the following ISO level is more closely related to the physical communications facilities?
Application
Session
Networking
Data Link
Q.28
In session layer, during data transfer, the data stream responsible for the "control" purpose (i.e control of the session layer itself) is
Regular Data
Typed data
Capability Data
Expedited Data
Q.29
which of the following is not a field in the Ethernet Message packet?
Type
Data
Pin-code
Address
Q.30
The Network topology that supports bi-directional links between each possible node is
Ring
Star
Tree
Mesh
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