Fundamentals of Computer Networks
Learn how data communication works, common network protocols, network topologies, the OSI model, and how firewalls and encryption protect networks.
Multiple Choice Questions
9 MCQs — select an option to see if you got it right
1The main goal of computer networks is:
2Which device connects multiple networks and directs data packets between them?
3Which layer of the OSI model handles node-to-node data transfer and error detection?
4The Domain Name System (DNS) functions to:
5Which method of data transmission uses a dedicated communication path?
6Which protocol handles reliable data transfer in the TCP/IP model?
7The main purpose of a firewall in network security is to:
8Which network topology connects all devices to a central hub?
9What is a key benefit of using computer networks in businesses?
Short Questions with Answers
10 short-answer questions
Long Questions with Answers
6 in-depth answers
Important Questions
5 high-priority questions for revision