OSI Quiz

Question 1: Computer Network is?

Collection of hardware components and computers
Interconnected by communication channels
Sharing of resources and information
All

Question 2: What is a Firewall in Computer Network?

The physical boundary of Network
An operating System of Computer Network
A system designed to prevent unauthorized access
A web browsing Software


Question 3:How many layers does OSI Reference Model has?

4
5
6
7


Question 4: DHCP is the abbreviation of?

Dynamic Host Control Protocol
Dynamic Host Configuration Protocol
Dynamic Hyper Control Protocol
Dynamic Hyper Configuration Protocol


Question 5: IPV4 Address is?

8 bit
16 bit
32 bit
64 bit


Question 6: DNS is the abbreviation of?

Dynamic Name System
Dynamic Network System
Domain Name System
Domain Network Service


Question 7:What is the meaning of Bandwidth in Network?

Transmission capacity of a communication channels
Connected Computers in the Network
Class of IP used in Network
None


Question 8: ADSL is the abbreviation of?

Asymmetric Dual Subscriber Line
Asymmetric Digital System Line
Asymmetric Dual System Line
Asymmetric Digital Subscriber Line


Question 9: What is the use of Bridge in Network?

To connect LANs
To separate LANs
To control Network Speed
All


Question 10: Router operates in which layer of OSI Reference Model

Layer 1 (Physical Layer)
Layer 3 (Network Layer)
Layer 4 (Transport Layer)
Layer 7 (Application Layer)


Question 11: Bits are packaged into frames at which layer of the OSI model?

data link
transport
physical
presentation


Question 12: ARP stands for?

array redundan tprotocol
address redundant protocol
array resolution protocol
address resolution protocol


Question 13:Which of the following are considered to be the upper layer protocols??

presentation and session
application and presentation
application, presentation, and session
application, presentation, session, and transpor


Question 14: Error detection and recovery takes place at which layer??

transport
presentation
data link
application


Question 15: IP is implemented at which OSI model layer?

transport
session
data linkt
network


Question 16: Packets are found at which layer?

data link
transport
network
session


Question 17:What does OSI stand for?

International Standards Organization
Open System Interconnection
Operating Standard Information
Operating System Interconnection


Question 18: Repeaters and hubs operate at which layer?

network
data link
transport
physical


Question 19: Bridges operate at which layer of the OSI model?

physical
data link
transport
network


Question 20: Which layer is responsible for packet sequencing, acknowledgments, and requests for retransmission

The MAC sublayer of the data link layer
transport
physical
application