最新なCompTIA XK0-005問題集（895題）、真実試験の問題を全部にカバー！

質問 1：
Some servers in an organization have been compromised. Users are unable to access to the organization's web page and other services. While reviewing the system log, a systems administrator notices messages from the kernel regarding firewall rules:

Which of the following commands will remediate and help resolve the issue?
A.

B.

C.

D.

正解：D
解説: (Pass4Test メンバーにのみ表示されます)

質問 2：
A new packages repository named repo10 has been installed on mirror site. A Linux administrator wants to use this new repository for local package installations. In which of the following locations should the administrator store the configuration information for the repo10 repository?
A. /etc/yum_repo.d/repo10
B. /etc/yum.reps.d/repo10
C. /etc/yum.conf
D. /etc/yum.reps.d/repo10.Repo
正解：D

質問 3：
A network administrator installed a web server on a Linux host and added a firevalid command to open port tcp/80. The web server worked without error until an updated and patch kernel was installed on the system a month later. Now users are unable to access the web server even though the service is running, which of the following would fix the issue?
A. Use the firevalid command to open tcp/80 both with and without the -permanent switch.
B. Change the firevalid zone t private and open port tcp/80.
C. Issue an additional firevalid command to open up port tcp/443 as well as port tcp/80.
D. Use the firevalid command to open the HTTP application service rather than the port.
正解：A

質問 4：
After system startup, the X Window System GUI login interface is not displaying. Which of the following commands ensures that the GUI is started during the system startup process?
A. systemctl enable xwindow.service
B. systemctl isolate graphical.target
C. systemctl set-default graphical.target
D. systemctl unmask xwindow.service
正解：C
解説: (Pass4Test メンバーにのみ表示されます)

質問 5：
A systems administrator needs to retrieve specific fields from a csv file. Which of the following tools would accomplish this task?
A. sort
B. awk
C. print
D. echo
正解：B
解説: (Pass4Test メンバーにのみ表示されます)

質問 6：
When trying to log in remotely to a server, a user receives the following message:

The server administrator is investigating the issue on the server and receives the following outputs:

Which of the following is causing the issue?
A. The account was locked out due to three failed logins.
B. The wrong permissions are on the user's home directory.
C. The user entered the wrong password.
D. The user has the wrong shell assigned to the account.
正解：D
解説: (Pass4Test メンバーにのみ表示されます)

質問 7：
An administrator needs to get a list of drives and partition types from existing servers. Which of the following commands should the administrator use to obtain this information?
A. lsscsi
B. mount
C. blkid
D. partprobe
正解：C
解説: (Pass4Test メンバーにのみ表示されます)

質問 8：
A Linux systems administrator needs to add additional code to code that resides within a repository without changing the original code. Once completed, the additional code will be merged into the main branch. Which of the following commands should the administrator use first?
A. git push
B. git rebase
C. git tag
D. git clone
正解：B

質問 9：
An administrator needs to look at a log for an application on a systemd-based system. There is no log for this application in /var/log. Which of the following is another way to view the application log on this system?
A. tail -f /var/log/secure
B. systemctl application.service
C. watch /var/lib/application/
D. journalctl -u application
正解：D
解説: (Pass4Test メンバーにのみ表示されます)