Certified Ethical Hacker (CEHv9) Questions and answers
35. A penetration tester is conducting a port scan on a specific host. The tester found several ports opened
that were confusing in concluding the Operating System (OS) version installed. Considering the NMAP result below, which of the following is
likely to be installed on the target machine by the OS? Starting NMAP 5.21 at 2011-03-15 11:06 NMAP scan report for 172.16.40.65 Host is up
(1.00s latency). Not shown: 993 closed ports PORT STATE SERVICE 21/tcp open hp 23/tcp open telnet 80/tcp open http 139/tcp open netbios-ssn
515/tcp open 631/tcp open ipp 9100/tcp open MAC Address: 00:00:48:0D:EE:8
A. The host is likely a Linux machine.
B. The host is likely a router.
C. The host is likely a printer.
D. The host is likely a Windows machine.
36. Which of the following tools is used to detect wireless LANs using the 802.11a/b/g/n WLAN standards on a linux platform?