Posted by Total No. of Questions = 20
1. Which of the following is used for banner grabbing? A) Telnet B) FTP C) SSH D) Wireshark The Correct Answer is:- A
2. Which of the following is used for identifying a web server OS? A) Telnet B) Netcraft C) Fragroute D) Wireshark The Correct Answer is:- B
3. Which of the following is used to perform customized network scans? A) Nessus B) Wireshark C) AirPcap D) nmap The Correct Answer is:- D
4. Which of the following is not a flag on a packet? A) URG B) PSH C) RST D) END The Correct Answer is:- D 5. An SYN attack uses which protocol? A) TCP B) UDP C) HTTP D) Telnet The Correct Answer is:- A
6. Which of the following types of attack has no flags set? A) SYN B) NULL C) Xmas tree D) FIN The Correct Answer is:- B
7. What is missing from a half-open scan? A) SYN B) ACK C) SYN-ACK D) FIN The Correct Answer is:- B
8. During an FIN scan, what indicates that a port is closed? A) No return response B) RST C) ACK D) SYN The Correct Answer is:- B
9. During a Xmas tree scan what indicates a port is closed? A) No return response B) RST C) ACK D) SYN The Correct Answer is:- B
10. What is the three-way handshake? A) The opening sequence of a TCP connection B) A type of half-open scan C) A Xmas tree scan D) Part of a UDP scan The Correct Answer is:- A
11. A full-open scan means that the three-way handshake has been completed. What is the difference between this and a half-open scan? A) A half-open uses TCP. B) A half-open uses UDP. C) A half-open does not include the final ACK. D) A half-open includes the final ACK. The Correct Answer is:- C
12. What is the sequence of the three-way handshake? A) SYN, SYN-ACK, ACK B) SYN, SYN-ACK C) SYN, ACK, SYN-ACK D) SYN, ACK, ACK The Correct Answer is:- A
13. What is an ICMP echo scan? A) A ping sweep B) A SYN scan C) A Xmas tree scan D) Part of a UDP scan The Correct Answer is:- A
14. Which best describes a vulnerability scan? A) A way to find open ports B) A way to diagram a network C) A proxy attack D) A way to automate the discovery of vulnerabilities The Correct Answer is:- D
15. What is the purpose of a proxy? A) To assist in scanning B) To perform a scan C) To keep a scan hidden D) To automate the discovery of vulnerabilities The Correct Answer is:- C
16. What is Tor used for? A) To hide web browsing B) To hide the process of scanning C) To automate scanning D) To hide the banner on a system The Correct Answer is:- B
17. Why would you need to use a proxy to perform scanning? A) To enhance anonymity B) To fool firewalls C) Perform half-open scans D) To perform full-open scans The Correct Answer is:- A
18. A vulnerability scan is a good way to do what? A) Find open ports B) Find weaknesses C) Find operating systems D) Identify hardware The Correct Answer is:- A
19. A banner can do what? A) Identify an OS B) Help during scanning C) Identify weaknesses D) Identify a service The Correct Answer is:- D
20. Nmap is required to perform what type of scan? A) Port scan B) Vulnerability scan C) Service scan D) Threat scan The Correct Answer is:- A
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