Problem Statement
Which of these tools is commonly used for network scanning in ethical hacking?
Explanation
Nmap (Network Mapper) is widely used by ethical hackers for port scanning, host discovery, service enumeration and OS detection. Many interview resources list Nmap among top tools to know. :contentReference[oaicite:4]{index=4} Familiarity with such tools demonstrates hands-on awareness, which interviewers value.
