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CompTIA XK0-004 Exam Dumps - Actual Questions Answers

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XK0-004 Questions and Answers

Question # 1

An administrator is reviewing updates in the master online Git repository and notices a file named .htaccess.

The file contains passwords and should only be in the administrator’s local repository, not the online one.

Which of the following would prevent this file from appearing online in the future?

A.

git commit -m "File Update" -x .htaccess

B.

sed -i 's/#Preserve Hidden=True/Preserve Hidden=True/g' .git/config

C.

chown nobody:nodoby .htaccess

D.

echo ".htaccess" >> .gitignore

Question # 2

A Linux administrator receives a call from the network operations team that one of the database applications is down on a Linux server. The Linux server is configured with RAID 1 for redundancy, and the array /dev/md0 consists of two devices called /dev/sda1 and /dev/sdb1. After looking at the status of the RAID 1 array in the /proc/mdstat file, the administrator discovers the RAID 1 array is degraded and the disk /dev/sdb1 on which the database application was installed appears to have failed.

2

Which of the following steps should the administrator take to remove the device /dev/sdb1 from the RAID array md0? (Choose two.)

A.

mdadm /dev/md0 --remove /dev/sdb1

B.

mdadm /dev/sdb1 --fail /dev/md0

C.

mdadm /dev/md0 --fail /dev/sdb1

D.

mdadm /dev/sdb1 --remove /dev/md0

E.

racadm --remove /dev/sdb1

F.

racadm --fail /dev/sdb1

Question # 3

A systems administrator needs to allow the Linux server to receive HTTP connections from Internet hosts. By default, the port for HTTP connections is blocked. Which of the following rules should be added in the firewall to allow this type of connection?

A.

firewall-cmd --zone=public --add-port=443/tcp --permanent

B.

firewall-cmd --zone=internal --add-port=80/tcp --permanent

C.

firewall-cmd --zone=public --add-port=80/tcp --permanent

D.

firewall-cmd --zone=internal --add-port=443/tcp --permanent

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