EC-Council
312-50V9 · Question #509
312-50V9 Question #509: Real Exam Question with Answer & Explanation
The correct answer is A: Nmap. OS fingerprinting requires specialized tools that analyze network responses to identify the operating system of a target host. Nmap and Queso are both purpose-built for active OS detection.
Question
Name two software tools used for OS guessing? (Choose two.
Options
- ANmap
- BSnadboy
- CQueso
- DUserInfo
- ENetBus
Explanation
OS fingerprinting requires specialized tools that analyze network responses to identify the operating system of a target host. Nmap and Queso are both purpose-built for active OS detection.
Common mistakes.
- B. Snadboy (Revelation) is a password recovery tool that reveals passwords hidden behind asterisks in dialog boxes, not an OS fingerprinting utility.
- D. UserInfo is a tool for querying user account information from systems, not for performing OS detection or fingerprinting.
- E. NetBus is a remote access trojan used for unauthorized control of Windows systems, not a tool designed for OS identification.
Concept tested. Active OS fingerprinting tools identification
Reference. https://nmap.org/book/osdetect.html
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