One of your Linux systems was compromised last night. According to change management history and a recent vulnerability scan, the system's patches were up-to-date at the time of the attack. Which of the following statements is the Most Likely explanation?

A. It was a zero-day exploit.

B. It was a Trojan Horse exploit.

C. It was a worm exploit.

D. It was a man-in-middle exploit.

If a Linux administrator wanted to quickly filter out extraneous data and find a running process named RootKit, which command could he use?

A. cat/proc;grep Rootkit

B. ps-ef/ grep Rootkit

C. sed's/Rootkit/g'/var/log/messages

D. tail/var/log/messages> Rootkit

E. top-u Rootkit

Which of the following statements about buffer overflow is true?

A. It manages security credentials and public keys for message encryption.

B. It is a collection of files used by Microsoft for software updates released between major service pack releases.

C. It is a condition in which an application receives more data than it is configured to accept.

D. It is a false warning about a virus.

Which of the following correctly describes a stateless packet filter?

A. Streams are rebuilt for analysis

B. Data is passed through unchecked

C. Packet processing is very slow

D. Security is verified at the application level

When designing wireless networks, one strategy to consider is implementing security mechanisms at all layers of the OSI model. Which of the following protection mechanisms would protect layer 1?

A. Hardening applications

B. Limit RF coverage

C. Employing firewalls

D. Enabling strong encryption

Which of the following is Azure's version of a superuser?

A. Network administrator

B. Global administrator

C. Security administrator

D. Intune administrator

Which of the following would be used to explicitly deny the traffic from a foreign IP address scanning the EC2 Instances in a VPC?

A. Security Group

B. B. VPC Endpoint

C. C. Network ACL

D. D. Internet Gateway

John works as a Network Administrator for Perfect Solutions Inc. The company has a Linux-based network. He is working as a root user on the Linux operating system. He wants to delete his private.txt file from his operating system. He knows that the deleted file can be recovered easily. Hence, he wants to delete the file securely. He wants to hide the shredding, and so he desires to add a final overwrite of the file private.txt with zero. Which of the following commands will John use to accomplish his task?

A. rmdir -v private.txt

B. shred -vfu private.txt

C. shred -vfuz private.txt

D. rm -vf private.txt

Analyze the file below. When will the program /home/sink/utils/remove temp hies.py run?

A. When a user requests it by connecting to the listening port

B. When the user 'sink' logs in

C. At startup when the system enters the multi-user runlevel

D. At the time specified in the crontab file

You are responsible for a Microsoft based network. Your servers are all clustered. Which of the following are the likely reasons for the clustering? Each correct answer represents a complete solution. Choose two.

A. Reduce power consumption

B. Ease of maintenance

C. Load balancing

D. Failover