Basic and Advance Networking :: Networks Security Job Interview Questions and Answers

Networks and Security guideline for job interview preparation. Explore list of Network Security frequently asked questions(FAQs) asked in number of Networks and Security interviews. Post your comments as your suggestions, questions and answers on any Network Security Interview Question or answer. Ask Network Security Question, your question will be answered by our fellow friends.

1 What is an ARP and how does it work?
2 Explain What are digital signatures and smart cards?
3 Explain Difference between broadcast domain and collision domain?
4 What is Kerberos Protocol?
5 Explain How does traceroute work? Now how does traceroute make sure that the packet follows the same path that a previous (with ttl - 1) probe packet went in?
6 Explain What are all the technical steps involved when the data transmission from server via router?
7 Explain For a small lan which class of addressing is used?
8 Explain What does CIA stand for in security management?
9 Explain In mobile and computer and home is it possible that we see and listen person voice and activity carefully for destroying their privacy?
10 Explain What is the role of Single Sign On in authentication technologies?
11 Explain How do we use RSA for both authentication and secrecy?
12 What is Difference between discretionary access control and mandatory access control?
13 Explain all these questions.What is classful and classless routing?Diff bet RIPv1 & RIPv2?What is multicasting?What is VLSM?
14 Explain What is difference between ARP & RARP? How both of these protocols will work, and where it will use?
15 Explain What is meant by port blocking within LAN?
16 Explain How do we do authentication with message digest(MD5)? (Usually MD is used for finding tampering of data)
17 What is OSPF protocol