WorksheetsICN Graded Quiz 1
Total questions: 80
Worksheet time: 3600secs
Data communication system within a building or campus is________
WAN
LAN
MAN
PAN
Bluetooth is an example of __________
wide area network
virtual private network
local area network
personal area network
Which network covers a large geographical area?
LAN
WAN
What is this a picture of?
Cable
Switch
Wireless router
Phone Mast
What is a computer network?
Set of Nodes
Connection of communication links
set of nodes connected by communication links
none of the above
A CN is mainly used for
video editing
resource sharing
music editing
rating the user experience
Data flow can be of how many types?
1
2
3
4
A wire is a node.(Yes/No)
(a)
A communication link can be wired or wireless
both
wired only
wireless only
none
Which one is not a transmission medium for data?
cable
air
distilled water
none of these
A _____________ can be defined as group of computers and other devices that are linked together for the purpose of sharing data and resources
Computer Connection
Computer Network
Computer bridge
Which of the following is not a advantage of computer networks?
Virus infection
Efficiency
Redundancy
Preserving information
________________ is the box with the set of RJ-45 ports.
Echo Dot
Memory card
Hub/Switch
________________ have a wireless antenna, which increases the communication range of the radio signals.
Routers
Ethernet cables
Gateway
________________ is a computer network that is created for an individual person.
LAN
PAN
WAN
The best example for WAN is ______________.
Local cable network
Campus network
Internet
_________________ is an overall design of a computer network that describes how a computer network is configured and what strategies are being used in it.
Network Topology
Network Style
Network Architecture
A ______________ is a computer that provides services to clients or workstations.
Main Computer
Server/ Central Hub
Service provider
In which network each computer can act as a server as well as client?
Peer-Peer network
Client-Server network
Transport layer aggregates data from different applications into a single stream before passing it to ____________
Network Layer
Data Link Layer
Application Layer
Physical Layer
Transmission control protocol ___________ .
is a connection-oriented protocol
uses a three way handshake to establish a connection
receives data from application as a single stream
all of the mentioned
Which network topology requires a central controller or hub?
Mesh
Ring
Star
Bus
Data communication system within a building or campus is________
WAN
LAN
MAN
PAN
Which of the following tasks is not done by data link layer?
Framing
Error Control
Flow Control
Channel Coding
The data link layer takes the packets from _________ and encapsulates them into frames for transmission.
network layer
physical layer
transport layer
application layer
The ____ translates internet domain and host names to IP address.
routing information protocol
domain name system
network time protocol
internet relay chat
Application layer protocol defines:
types of messages exchanged
message format, syntax and semantics
rules for when and how processes send and respond to messages
all of the mentioned
Transmission media lie below
Physical
Application
Data link
Network
Protocol for Network virtual terminal is___________
FTP
HTTP
Telnet
SMTP
Which two layers of OSI are merged in network access layer of TCP IP model?
Application, Presentation
Data link, Physical
Network, Data link
None
Which one of them is not application layer protocol?
TCP
HTTP
FTP
SMTP
Segmentation and reassembly is done at __________ layer
Session
Presentation
Transport
Data Link
Framing is done at _________ layer
Physical
Transport
Data Link
None
Given the description of DHCP (Dynamic Host Configuration Protocol), which aspect of network configuration does it primarily provide to the client?
IP address
MAC address
URL
None of these
Which one of the following is not true?
multiple hostnames may correspond to a single IP address
a single hostname may correspond to many IP addresses
a single hostname may correspond to a single IP address
none of the mentioned
Which is not a application layer protocol?
HTTP
SMTP
FTP
TCP
What is the term used to refer to the unit of information at the application layer of the OSI model?
Packet
Message
Segment
Frame
What type of service does the application layer offer according to the OSI model?
End to end
Process to process
Both End to end and Process to process
None of the mentioned
The term HTTP stands for?
Hyper terminal tracing program
Hypertext tracing protocol
Hypertext transfer protocol
Hypertext transmit protocol
OSI stands for
a) Open system interconnection
b) Operating system interface
c) Optical service implementation
None of the mentioned
The_________ layer lies between the session layer and the application layer.
network layer
transport layer
data link layer
presentation layer
The layer is responsible for process delivery
a. network layer
b. transport layer
c. session layer
d. data link layer
network layer
transport layer
session layer
data link layer
Who developed standards for the OSI reference model?
ANSI - American National Standards Institute
ISO - International Standards Organization
IEEE
Institute of Electrical and Electronics Engineers
ACM - Association for Computing Machinery
In an OSI model, the lowest layer is the ___ layer.
Application Layer
Physical Layer
Presentation Layer
Data Link Layer
The_________ layer uses data compression to reduce the number of bits to be transmitted.
a. presentation
b. network
c. data link
d. applicati
presentation
network
data link
application
How many layers does OSI Reference Model has?
A. 6
B. 7
C. 8
D. 9
6
7
8
9
Transmission control protocol ___________
is a connection-oriented protocol
uses a three way handshake to establish a connection
receives data from application as a single stream
all of the mentioned
The packet of information at the application layer is called __________
Packet
Segment
Message
Frame
The network layer is concerned with __________ of data.
bytes
packets
bits
frames
TCP and UDP and most commonly associated with what layer
Datalink
Presentation
Session
Transport
Networking
Which protocol is used for secure data transmission over the internet?
HTTP
HTTPS
FTP
SMTP
What does WAN stand for?
Web Area Network
Wireless Area Network
Work Area Network
Wide Area Network
The ______________is the best-known example of a network of networks
Intranet
Internet
Extranet
Telnet
An office, factory, or collection of buildings are examples of ___________
LAN
MAN
WAN
PAN
Each LAN employs ____________ which is a set of guidelines that controls the configuration and transmission of packets
A PROTOCOL
WIRED CONNECTION
WIRELESS CONNECTION
TOPOLOGY
Metropolitan Area Network (MAN) is used to connect an entire
COUNTRY
CITY
FACTORY
CONTINENT
In which topology Data is only transmitted in only one way
STAR
RING
MESH
BUS
For every computer exactly two neighbours are located in __________ topology.
BUS
RING
STAR
MESH
Which of the following is not an unit for data transfer rate?
MBPS
KBPS
SBPS
GBPS
What is the meaning of Bandwidth in Network?
Transmission capacity of a communication channel
Connected computers in the network
Class of IP used in network
None of the above
________________ provides a connection-oriented reliable service for sending messages.
TCP
IP
UDP
All of the above
Which network is being used?
Identify the topology
Star
Bus
LAN
WAN
Identify the topology
Star
Bus
LAN
WAN
Which type of topology is best suited for large businesses which must carefully control and coordinate the operation of distributed branch outlets?
ring
star
both
How would you rate your overall experience in the Computer Networks (CN) course this semester?
Loved It!
Not my favorite
