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Computer Networks MCQs

#1. Which wireless encryption protocol is considered the most secure as of 2022?

#2. What is the purpose of ARP (Address Resolution Protocol) in a computer network?

#3. Which protocol is responsible for assigning IP addresses dynamically to devices on a network?

#4. What is the main function of a proxy server in a network?

#5. Which network device is used to connect multiple networks together and direct data traffic between them?

#6. Which protocol is used for secure shell access to remote servers?

#7. What is the purpose of a MAC address in networking?

#8. Which type of network spans a large geographic area and typically connects multiple LANs across different locations?

#9. What is the purpose of a VLAN (Virtual LAN) in networking?

#10. What is the purpose of a DNS server in a computer network?

#11. Which protocol is used for secure web browsing (HTTPS)?

#12. Which type of network device operates at the Network layer of the OSI model and makes forwarding decisions based on IP addresses?

#13. What is the purpose of a default gateway in IP networking?

#14. Which network device connects multiple computers in a star topology and helps filter and forward data packets?

#15. What is the purpose of a modem in a computer network?

#16. Which protocol is used for sending emails from a client to a mail server?

#17. What is the maximum range of a typical Bluetooth connection (in meters)?

#18. In a network, what does the term "Latency" refer to?

#19. Which protocol is responsible for translating human-readable domain names to IP addresses?

#20. What is the function of a proxy server in a network?

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