WorksheetsICN QUIZ 2
Total questions: 69
Worksheet time: 38mins
Which one of the following is an Application Layer protocol ?
IPv4
Ethernet
TCP
SMTP
File Transfer Protocol (FTP) is a / an
Transport Layer Protocol
Network Layer Protocol
Application Layer Protocol
Physical Layer Protocol
HTTPS
is a plain text protocol
uses encryption and authentication to secure data
is a Transport Layer protocol
takes care of routing packets in a network
DHCP is usually employed for end user devices. For which one of the following devices is a static address used ?
laptop computer
desktop computer
gateway device
mobile device
What is a web browser?
a program that can display a web page
a program used to view html documents
it enables user to access the resources of internet
all of the mentioned
Expansion of FTP is __________
Fine Transfer Protocol
File Transfer Protocol
First Transfer Protocol
Fast Transfer Protocol
Which of these should be avoided in an E-mail?
Wrong E-mail address
Subject line
Smileys
Re-reading
URL stands for
unique reference label
uniform reference label
uniform resource locator
unique resource locator
A computer on internet is identified by
E-mail address
street address
IP address
Server address
What is the prefix of the URL or web address of most websites?
http::
https://
http://
https:
What is included in HTTP?
Set of rules and procedures that should be followed by the browser and the web server
Set of rules and procedures that should be followed by the mobile device and the browser
Set of sequences by which the browser communicates to the server
Set of secure settings by which servers and browsers communicate
FTP is built on _____ architecture.
Client-server
P2P
Data centric
Service oriented
What does POP3 stand for?
Post Office Program, version 3
Postal Online Protocol, version 3
Post Office Protocol, version 3
Postal Office Protocol, version 3
What is the role of a DNS resolver?
Stores files
Maps names to addresses
Creates websites
Sends emails
Which protocols provide reliable data transfer
UDP
TCP
Both TCP and UDP
None of them
Select Multiple: Which of the following statements are true about TCP?
Its reliable
Its connection-oriented
Faster than UDP
Used in applications where data correctness and order matters
Which protocol is used the most in the transport layer
UDP
TCP
FTP
PPP
What does TCP stand for
Trusted Control Protocol
Transport Control Protocol
Trusted Computer Platform
Transmission Control Protocol
In the OSI model, what layer is the transport layer
Layer 7
Layer 1
Layer 3
Layer 4
What is the main function of Transport layer?
Provide encryption
Provide end to end delivery
Send data physically
Data formatting
Which of the following functionalities must be implemented by a transport protocol over and above the network protocol ?
Recovery from packet losses
Detection of duplicate packets
Packet delivery in the correct order
End to end connectivity
DHCP allows both manual and automatic assignment of IP addresses. True or False?
True
False
IPv6 is designed to allow extension of the ___________.
Protocol
Routes
DataSet
Headers
Dividing a network address into smaller networks can be called as ___________.
encapsulation
subnetting
decapsulation
fragmentation
IPv6 consists of _____ bits.
32
64
128
256
IPv4 consists of ______ bits.
8
16
32
64
What is the address space for a system with 7-bit addresses.
14
126
128
15
ARP stands for:
Address Resolution Phase
Address Resolution Protocol
Address Recall Protocol
ARP Resolution Protocol
Data in network layer is transferred in the form of
Packets
chunks
Frame
information
Network layer provides_____delivery
Host to Host
END to END
HOST TO END
END TO HOST
Routers operate at:
(Choose two.)
Physical layer of the OSI model
Application layer of the OSI model
Layer 3 of the OSI model
Network layer of the OSI model
Layer 5 of the OSI model
How many bits are in an ipv4 address?
16
32
64
128
What does the number 72 identify in the below IP address :
72.22.7.90/8
Identify specific mouse
Identify network
Identify specific computer
Identify interface
Which protocol is used for sending emails?
POP3
IMAP
SMTP
FTP
Retrieve emails from server...
HTTP
FTP
SMTP
IMAP
Which layer splits data into packets?
Transport Layer
Application Layer
Network Layer
Link Layer
The process of determining the best path to a destination is known as:
Switching
Routing
Bridging
Addressing
What is the role of the network layer in the OSI model?
- a) Establishing, maintaining, and terminating sessions
- b) Providing error detection and correction
- c) Routing data from source to destination
- d) Managing data presentation formats
Which layer is responsible for the fragmentation and reassembly of packets?
- a) Transport layer
- b) Network layer
- c) Data link layer
- d) Application layer
What is the difference between a MAC address and an IP address?
A MAC address is the address of the NIC. Whereas an IP address uniquely identifies a device in a network.
A MAC address is assigned by the manufacturer of the device. Whereas an IP address is assigned by a network administrator.
Both A & B
Which of the following protocol is responsible for assigning IP addresses to devices dynamically?
Dynamic host control protocol
File Transfer protocol
Hypertext Transfer Protocol
Post Office Protocol
Complete this sentence: Allocating IP addresses to computers manually is called ..................
Static addressing
Dynamic addressing
DNS
Dijkstra's Algorithm is used for?
Calculate the shortest path
Reliable Flooding
Avoid a broken link
Three-node instability
Which of the following routing algorithms can be used for network layer design?
shortest path algorithm
distance vector routing
link state routing
all of the mentioned
What is the function of the router?
converting the data from one format to another
Forward the packet to the up links
error detection in data
None of the above
Routing tables of a router keeps track of
MAC Address Assignments
Port Assignments to network devices
Distribute IP address to network devices
Routes to use for forwarding data to its destination
Distance vector algorithm uses ---------------------equation to find the least cost route.
Euclid
Floyd Warshall
Bellman Ford
Pythagorus
In Link state routing a link represents-----------
a host
a network
a packet
none of the mentioned
Link State packets are transmitted through----
flooding
multicast routing
unicast routing
through any of the mentioned
Link state routing uses------------- algorithm.
Quick Sort Algorithm
Floyd Warshall Algorithm
Bellman Ford
Dijkstra's
The snippet shows the updation of routing table in ----------routing.
Link state
Distance vector
Path vector
None of the mentioned.
The _____________ is responsible for error detection, error correction, and hardware addressing.
Physical layer
Data Link layer
Network Layer
Transport Layer
The _____________ identifies the network’s physical characteristics, including hardware and topology.
Physical layer
Data Link layer
Network Layer
Transport Layer
On receiving a correct frame, the receiver sends a positive acknowledgement.
True
False
Once an error has been detected, it must be corrected. The simplest, most effective, least expensive, and most commonly used method for error correction is a retransmission.
True
False
Which of the following is a node on the computer network?
end device
intermediary device
network media
networking signal
The primary responsibility of Data plane is ___________
Forwarding of packets
Routing table calculation
Failure detection
Forwarding of control packets
State True or False:
In SDN, the control plane is moved off the switching device and onto a centralized controller.
True
False
The ________________ API allows the software applications to plug into the controller
Southbound
Northbound
Eastbound
Westbound
What is the role of TCP/IP and router networks in internet communication?
To break down and transport information in small packets
To make a web page look visually appealing
To establish a secure connection
To verify the identity of a website
What are the packets in internet communication made up of?
Binary sequences of 1s and 0s
HTML code for web pages
Digital certificates
GET requests
What is the purpose of cookies in web browsing?
To manage database connections
To increase page load speed
To enhance server security
To store user preferences
an invalid link to a Web page
dead link
footnotes
markup language
tag
ASCII
In the UrL http://www.fbi.gov/employment/, which part is the domain name?
http://
wwww.
www.fbi.gov/employment
www.fbi.gov
