COMPUTER NETWORK

1. What is the primary purpose of network software architecture?

a) To define the structure and behavior of network protocols b) To manage hardware devices c) To optimize network performance d) To design physical network topologies

2. Which layer of the OSI model is responsible for data encryption and decryption?

a) Application Layer b) Presentation Layer c) Session Layer d) Transport Layer

3. What is the primary function of a HUB in a network?

a) To connect multiple devices in a LAN b) To filter and forward data packets c) To route data between networks d) To encrypt network traffic

4. Which of the following is a network topology?

a) Star b) Bus c) Ring d) All of the above

5. What is the primary function of a router in a network?

a) To connect multiple networks and route data packets b) To connect devices within a LAN c) To filter network traffic d) To encrypt network traffic

6. Which protocol is used for transferring web pages on the internet?

a) HTTP b) FTP c) SMTP d) TCP

7. What is the primary function of a switch in a network?

a) To connect multiple devices and forward data to the correct destination b) To connect multiple networks c) To encrypt network traffic d) To filter network traffic

8. Which layer of the OSI model is responsible for logical addressing and routing?

a) Network Layer b) Data Link Layer c) Transport Layer d) Physical Layer

9. What is the primary advantage of a star topology?

a) Easy to install and manage b) High fault tolerance c) Low cost d) High scalability

10. Which device operates at the Data Link Layer of the OSI model?

a) Switch b) Router c) HUB d) Repeater

11. Which protocol is used for sending emails?

a) SMTP b) HTTP c) FTP d) TCP

12. What is the primary disadvantage of a bus topology?

a) Single point of failure b) Difficult to install c) High cost d) Limited scalability

13. Which device operates at the Network Layer of the OSI model?

a) Router b) Switch c) HUB d) Repeater

14. Which protocol is used for file transfer?

a) FTP b) HTTP c) SMTP d) TCP

15. What is the primary function of the Transport Layer in the OSI model?

a) To ensure reliable data transfer b) To route data packets c) To manage physical connections d) To encrypt data

Networking MCQs

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