Computer Networking Interview Questions Answers

11. The concept of computer networks emerged in the

• A) 1940s
• B) 1960s
• C) 1980s
• D) 1990s

12. Who is considered the father of the Internet?

• A) Vint Cerf
• B) Tim Berners-Lee
• C) Robert Kahn
• D) Larry Roberts

13. Which organization developed the ARPANET?

• A) MIT
• B) CERN
• C) DARPA
• D) United States Department of Defense

14. Which is the first layer in the OSI model?

• A) Application layer
• B) Session layer
• C) Network layer
• D) Physical layer

15. How many layers are in the TCP/IP model?

• A) 3
• B) 4
• C) 5
• D) 6

16. What type of connector is used in a coaxial cable?

• A) RJ45
• B) BNC
• C) SC
• D) ST

17. Which protocol automatically assigns IP addresses?

• A) FTP
• B) SNMP
• C) DHCP
• D) ARP

18. What is the port number for FTP?

• A) 23
• B) 21
• C) 25
• D) 80

19. What is the maximum speed of Fast Ethernet?

• A) 10 Mbps
• B) 50 Mbps
• C) 100 Mbps
• D) 1000 Mbps

20. What is the proper termination rate for UTP cables?

• A) 50 ohms
• B) 100 ohms
• C) 150 ohms
• D) 200 ohms