Networking MCQ Quiz
1. Which layer of the OSI model is responsible for routing and forwarding?
2. Which protocol is used for secure web browsing?
3. Which device operates at Layer 3 of the OSI model?
4. What is the default subnet mask for a Class C IP address?
5. Which protocol is used to find the MAC address of a device with a known IP address?
6. What does DHCP stand for?
7. Which protocol is primarily used for transferring files over a network?
8. What is the maximum length of a UTP cable before signal degradation becomes significant?
9. Which of the following IP addresses is a private IP address?
10. What is the primary purpose of DNS?
11. Which network topology connects all devices to a central cable?
12. What is the default port number for HTTP?
13. Which of the following is not a valid IPv4 address?
14. What does NAT stand for?
15. Which layer of the OSI model is responsible for error detection and correction?
16. What is the primary purpose of a proxy server?
17. What device connects different networks that use different protocols?
18. What is the length of an IPv6 address?
19. Which network type covers the largest geographical area?
20. Which security protocol is widely used to secure WiFi networks?