Introduction-Module1(Computer Networks)
Quiz by Rashmi K
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- Q1
The physical layer is concerned with the movement of _______ over the physical medium.
bits
programs
protocols
dialogs
30s - Q2
In the OSI model, what is the main function of the transport layer?
synchronization
node-to-node delivery
process-to-process message delivery
updating and maintenance of routing tables
30s - Q3
TCP/IP model was developed _____ the OSI model.
prior to
after
with no link to
simultaneous to
30s - Q4
Which address is used to identify a process on a host by the transport layer?
physical address
Specific address
port address
logical address
30s - Q5
In a parallel communication, each bit requires a transmitter and receiver.
False
True
30s - Q6
Which of the following is a false reason for parallel lines not being used for long distances?
Signal Attenuation
Number of transmission channels
Cost factor
Low speed
30s - Q7
Which bit is transmitted first in a serial communication?
Most significant
Least significant bit
Not in any specific order
All the bits simultaneously
30s - Q8
The devices that convert serial to parallel and parallel to serial are called?
Multiplexer
Preemphasizer
Transmission converters
Serializer/Deserializer
30s - Q9
Which sublayer of the data link layer performs data link functions that depend upon the type of medium?
logical link control sublayer
error control sublayer
media access control sublayer
network interface control sublayer
30s - Q10
Which of the following is the multiple access protocol for channel access control?
Both CSMA/CD & CSMA/CA
HDLC
CSMA/CD
CSMA/CA
30s - Q11
Which protocol does the PPP protocol provide for handling the capabilities of the connection/link on the network?
NCP
LCP
TCP
Both LCP and NCP
30s - Q12
The PPP protocol _________
s designed for simple links which transport packets between two peers
Is one of the protocols for making an Internet connection over a phone line
Is used for sharing bandwidth
Is designed for simple links which transport packets between two peers and making an Internet connection over a phone line
30s - Q13
PPP consists of ________components
One (Simple Network Control protocol)
Three (encapsulating, a link control protocol, NCP)
Two (a link control protocol, Simple Network Control protocol)
Three (encapsulating, the Domain Name system)
30s - Q14
A Link Control Protocol (LCP) is used for ____________
Establishing and configuring different network-layer protocols
Testing the different network-layer protocols
Establishing, configuring and testing the data-link connection
Provides for multiplexing of different network-layer protocols
30s - Q15
A station stops transmitting its frame immediate after a collision is detected to save time and bandwidth is _______________.
Collision Free Protocol
Limited-Contention Protocol
Carrier Sense Multiple Access with Collision Avoidance Protocol
Carrier Sense Multiple Access with Collision Detection Protocol
30s