Computer Network MCQ Answers

Computer Network MCQ Answers. Get all of the validated answers for the computer network mcq. Ideal for quick and fast review or getting ready for the actual test. if you have short time then you are on right place.

Computer Network MCQ Answers

This is the computer network mcq with 100% correct answers:

Q1. Which layer provides the services to user?

1. physical layer
2. presentation layer
3. session layer
4. application layer

Q2. Which connection is necessary for a computer to join the internet?

1. internet society
2. internet service provider
3. different computer
4. internet architecture board

Q3. Which of the following allows you to connect and login to a remote computer?

1. SMTP
2. HTTP
3. FTP
4. Telnet

Q4. Which of the following is used in an attempt to render a computer resource unavailable to its intended users?

1. botnet process
2. worms attack
3. virus attack
4. denial-of-service attack

Q5. What is the full form of OSI?

1. optical service implementation
2. open service Internet
3. open system interconnection
4. operating system interface

Q6. When a collection of various computers appears as a single coherent system to its clients, what is this called?

1. mail system
2. networking system
3. computer network
4. distributed system

Q7. How many layers are there in the ISO OSI reference model?

1. 7
2. 5
3. 4
4. 6

Q8. What are nodes in a computer network?

1. the computer that routes the data
2. the computer that terminates the data
3. the computer that originates the data
4. all of the mentioned

Q9. Which one of the following is not a function of network layer?

1. congestion control
2. error control
3. routing
4. inter-networking

Q10. How is a single channel shared by multiple signals in a computer network?

1. multiplexing
2. phase modulation
3. analog modulation
4. digital modulation

Q11. Which of the following devices forwards packets between networks by processing the routing information included in the packet?

1. firewall
2. bridge
3. hub
4. router

Q12. What is the term for an endpoint of an inter-process communication flow across a computer network?

1. port
2. machine
3. socket
4. pipe

Q13. How do two devices become part of a network?

1. PIDs of the processes running of different devices are same
2. a process in one device is able to exchange information with a process in another device
3. a process is active and another is inactive
4. a process is running on both devices

Q14. Which layer does the data link layer take packets from and encapsulate them into frames for transmission?

1. transport layer
2. application layer
3. network layer
4. physical layer

Q15. Which of this is not a network edge device?

1. Switch
2. PC
3. Smartphones
4. Servers

Q16. Which type of network shares the communication channel among all the machines?

1. anycast network
2. multicast network
3. unicast network
4. broadcast network

Q17. Which topology requires a multipoint connection?

1. Ring
2. Bus
3. Star
4. Mesh

Q18. Which of the following maintains the Domain Name System?

1. a single server
2. a single computer
3. distributed database system
4. none of the mentioned

Q19. When discussing IDS/IPS, what is a signature?

1. It refers to “normal,” baseline network behavior
2. It is used to authorize the users on a network
3. An electronic signature used to authenticate the identity of a user on the network
4. Attack-definition file

Q20. Which of the following are Gigabit Ethernets?

1. 1000 BASE-LX
2. 1000 BASE-CX
3. 1000 BASE-SX
4. All of the mentioned

Q21. Which of the following networks extends a private network across public networks?

1. virtual private network
2. local area network
3. storage area network
4. enterprise private network

Q22. Which layer is responsible for process to process delivery in a general network model?

1. session layer
2. data link layer
3. transport layer
4. network layer

Q23. What does each packet contain in a virtual circuit network?

1. only source address
2. only destination address
3. full source and destination address
4. a short VC number

Q24. What is the term for the data communication system within a building or campus?

1. MAN
2. LAN
3. PAN
4. WAN

Q25. What was the name of the first network?

1. ASAPNET
2. ARPANET
3. CNNET
4. NSFNET

Q26. Which of the following is the network layer protocol for the internet?

1. hypertext transfer protocol
2. file transfer protocol
3. ethernet
4. internet protocol

Q27. Which network topology requires a central controller or hub?

1. Ring
2. Bus
3. Star
4. Mesh

Q28. If a link transmits 4000 frames per second, and each slot has 8 bits, what is the transmission rate of the circuit using Time Division Multiplexing (TDM.?

1. 500kbps
2. 32kbps
3. 32bps
4. 500bps

Q29. Which of the following allows LAN users to share computer programs and data?

1. File server
2. Network
3. Communication server
4. Print server

Q30. What type of transmission is involved in communication between a computer and a keyboard?

1. Half-duplex
2. Full-duplex
3. Simplex
4. Automatic

Q31. What is a computer network?

1. A device used to display information on a computer screen
2. A collection of interconnected computers and devices that can communicate and share resources
3. A type of software used to create documents and presentations
4. The physical casing that protects a computer’s internal components

Q32. What is internet?

1. A network of interconnected local area networks
2. A collection of unrelated computers
3. Interconnection of wide area networks
4. A single network

Q33. Which of the following is an example of Bluetooth?

1. wide area network
2. virtual private network
3. local area network
4. personal area network

Q34. Which of the following computer networks is built on the top of another network?

1. overlay network
2. prime network
3. prior network
4. chief network

Also Read: Operating System MCQ Answers

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