CompTIA XK0-004 問題集

質問 1：
An administrator receives the following message on a remote server: Cannot open display. Which of the following should the administrator have used to log in to the server?
A. xvnc server.company.com
B. xrdp -h server.company.com
C. ssh -X server.company.com
D. rdesktop server.company.com
正解：C

質問 2：
A Linux administrator is configuring a web server that connects to an external SQL database. However, after starting the web application, the logs are show an error message:

Which of the following is the BEST way to resolve this issue?
A. echo 0> seLinux/enforce
B. restorecon -rv /var/www/ html
C. setseboo1 -p http-can-network_connect_db 1
D. sed -1 s/'SELINUX. ' /SELINUXpermissive// etc/selinux/config
正解：D

質問 3：
A junior systems administrator needs to schedule a backup script named /scripts/backup.sh and make the correct changes to the crontab.
Which of the following crontab entries would run the script every Monday at 2:05 a.m.?
A. 2 5 * * 1 /scripts/backup.sh
B. 5 2 * * 0 /scripts/backup.sh
C. 1 * * 2 5 /scripts/backup.sh
D. 1 * * 5 2 /scripts/backup.sh
E. 5 2 * * 1 /scripts/backup.sh
正解：E
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Which of the following server roles utilize a heartbeat/polling process? (Choose two.)
A. Certificate authority
B. Proxy
C. Load balancer
D. Logging
E. File server
F. Cluster
正解：C,F

質問 5：
A Linux administrator has downloaded the network-tools-12.1-17.i386.rpm package for installation to a local system. The administrator issues the rpm -ivh nerwork-cools-12.1-17.i386.rpm command to install the package. After attempting to use the newly installed package, the administrator realizes the package for the system's architecture was not installed correctly.
Which of the following commands should the administrator use to remove the package from the system?
A. rpm -U network-tools-12.1-17.i386.rpm
B. rpm -r network-tools
C. rpm -ivh network-tools-12.1-17.i686.rpm
D. rpm -e network-tools
正解：D

質問 6：
Which of the following will provide a list of all flash, external, internal, and SSD drives?
A. lsblk
B. lspci
C. lsmod
D. lsusb
正解：A

質問 7：
A systems administrator has finished building a new feature for the monitoring software in a separate Git branch.
Which of the following is the BEST method for adding the new feature to the software's master branch?
A. Save the changes to the master branch automatically with each Git commit.
B. Merge the changes from the feature branch to the master branch.
C. Clone the feature branch into the master branch.
D. Pull the changes from the feature branch into the master branch.
正解：B