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Security Administrator Level 1 Question

1. What is a Gateway?

2. What is a firewall?

3. Describe in generally, how to manage a firewall?

4. What is a Denial of Service attack?

5. Explain about IPSEC VPN?

6. What are the advantages of SSL VPN?

7. What is a SYN Flood?

8. What do you do if you are a victim of DoS?

9. What is SSH?

10. Tell the port number for the following HTTP, HTTPS, DNS, SMTP, POP3, IMAP, RDP, MYSQL, and MSSQL.

11. What is SSL?

12. How do you create certificates?

13. What is a Sys Log Server?

14. What is IDS or IDP, and can you give me an example of one?

15. Why are proxy servers useful?

16. What is web-caching?

17. What is your vision for our security organization?

18. What’s the difference between a router, a bridge, a hub and a switch?

19. What is a Syn Flood attack, and how to prevent it?

20. Your network has been infected by malware. Please walk me through the process of cleaning up the environment.

21. What’s the difference between a Proxy and a Firewall?

22. What’s the difference between symmetric and asymmetric encryption.

23. What’s the difference between encryption and hashing?

24. What’s port scanning and how does it work?

25. What is vulnerability test and how do you perform it?

26. What is Zero Day Prevention?

27. What’s the better approach setting up a firewall: dropping or rejecting unwanted packets and why?

28. What is NAT and how does it work?

29. What is the difference between layer 2 and layer 3 in the OSI model?

30. What is a VLAN?

31. What is the difference between TCP and UDP? How do you distinguish a DNS problem from a network problem?

32. What is a VPN?

33. What information about a peer would I need to establish a VPN?

34. What is a default route? What is a MAC address?

35. What is ARP/RARP?

36. Describe a TCP connection sequence What are the types of firewalls?

37. What is Data encryption?

38. Firewall, what is that, how it works, how it is diff from ACLs?

39. Describe, generally, how to manage a firewall?

40. What is an Application Layer Firewall?

41. Explain About UTM.

42. What is Web Filter?

43. Can we configure more than two ISP in a Firewall?

44. Explain a scenario where DMZ can be implemented.

45. Explain the features and Model of the firewall in your organization.

 

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