Palo Alto Networks

Free 312-50v12 Exam Braindumps
Certified Ethical Hacker V12 Questions 161–165 (page: 34)

Updated On: 10-Feb-2026

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QUESTION: 161

What is GINA?

Gateway Interface Network Application
GUI Installed Network Application CLASS
Global Internet National Authority (G-USA)
Graphical Identification and Authentication DLL

Answer(s): D

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QUESTION: 162

Fingerprinting an Operating System helps a cracker because:

It defines exactly what software you have installed
It opens a security-delayed window based on the port being scanned
It doesn't depend on the patches that have been applied to fix existing security holes
It informs the cracker of which vulnerabilities he may be able to exploit on your system

Answer(s): D

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QUESTION: 163

In the context of Windows Security, what is a 'null' user?

A user that has no skills
An account that has been suspended by the admin
A pseudo account that has no username and password
A pseudo account that was created for security administration purpose

Answer(s): C

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QUESTION: 164

What does the following command in netcat do?
nc -l -u -p55555 < /etc/passwd

logs the incoming connections to /etc/passwd file
loads the /etc/passwd file to the UDP port 55555
grabs the /etc/passwd file when connected to UDP port 55555
deletes the /etc/passwd file when connected to the UDP port 55555

Answer(s): C

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QUESTION: 165

What hacking attack is challenge/response authentication used to prevent?

Replay attacks
Scanning attacks
Session hijacking attacks
Password cracking attacks

Answer(s): A

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