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Logical Operations CyberSec First Responder CFR-210 Question # 1 Topic 1 Discussion

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Logical Operations CyberSec First Responder CFR-210 Question # 1 Topic 1 Discussion

CFR-210 Exam Topic 1 Question 1 Discussion:
Question #: 1
Topic #: 1

A DMZ web server has been compromised. During the log review, the incident responder wants to parse all common internal Class A addresses from the log. Which of the following commands should the responder use to accomplish this?
A.

grep –x”(10.[0-9]+.[0-9]+.[0-9]+)” etc/rc.d/apache2/access.log | output.txt

B.

grep –x”(192.168.[0.9]+[0-9])” bin/apache2/access.log | output.txt

C.

grep –v”(10.[0-9]+.[0-9]+.[0-9]+)” /var/log/apache2/access.log > output.txt

D.

grep –v”(192.168.[0.9]+[0-9]+)” /var/log/apache2/access.log > output.txt

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Actual exam question for Logical Operations CFR-210 exam by Zara2228 at Aug 2, 2025, 12:00:00 AM

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