Exam Code | XK0-005 |
Exam Name | CompTIA Linux+ Exam |
Questions | 378 Questions Answers With Explanation |
Update Date | November 08,2024 |
Price |
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A systems administrator is investigating why one of the servers has stopped connecting to the internet.
A. The DNS address has been commented out in the configuration file.
B. The search entry in the /etc/resolv.conf file is incorrect.
C. Wired connection 1 is offline.
D. No default route is defined.
A Linux administrator needs to expand a volume group using a new disk. Which of the following options presents the correct sequence of commands to accomplish the task?
A. partprobe vgcreate lvextend
B. lvcreate
fdisk
partprobe
C. fdisk partprobe mkfs
D. fdisk pvcreate vgextend
A systems administrator made some changes in the ~/.bashrc file and added an alias command. When the administrator tried to use the alias command, it did not work. Which of the following should be executed FIRST?
A. source ~/.bashrc
B. read ~/.bashrc
C. touch ~/.bashrc
D. echo ~/.bashrc
A Linux administrator booted up the server and was presented with a non-GUI terminal. The administrator ran the command systemctl isolate graphical.target and rebooted the system by running systemctl reboot, which fixed the issue. However, the next day the administrator was presented again with a non-GUI terminal. Which of the following is the issue?
A. The administrator did not reboot the server properly.
B. The administrator did not set the default target to basic.target.
C. The administrator did not set the default target to graphical.target.
D. The administrator did not shut down the server properly.
A Linux administrator needs to create a new cloud.cpio archive containing all the files from the current directory. Which of the following commands can help to accomplish this task?
A. ls | cpio -iv > cloud.epio
B. ls | cpio -iv < cloud.epio
C. ls | cpio -ov > cloud.cpio
D. ls cpio -ov < cloud.cpio
A Linux administrator is troubleshooting an issue in which an application service failed to start on a Linux server. The administrator runs a few commands and gets the following outputs:
A. Enable the logsearch.service and restart the service.
B. Increase the TimeoutStartUSec configuration for the logsearch.sevice.
C. Update the OnCalendar configuration to schedule the start of the logsearch.service.
D. Update the KillSignal configuration for the logsearch.service to use TERM.
A systems administrator received a notification that a system is performing slowly. When running the top command, the systems administrator can see the following values:
A. vmstat
B. strace
C. htop
D. lsof
A Linux administrator has togged in to a server for the first time and needs to know which services are allowed through the firewall. Which of the following options will return the results for which the administrator is looking?
A. firewall-cmd —get-services
B. firewall-cmd —check-config
C. firewall-cmd —list-services
D. systemctl status firewalld
A Linux administrator was notified that a virtual server has an I/O bottleneck. The Linux administrator analyzes the following output:
A. The system is running out of swap space.
B. The CPU is overloaded.
C. The memory is exhausted.
D. The processes are paging.
A systems administrator needs to clone the partition /dev/sdc1 to /dev/sdd1. Which of the following commands will accomplish this task?
A. tar -cvzf /dev/sdd1 /dev/sdc1
B. rsync /dev/sdc1 /dev/sdd1
C. dd if=/dev/sdc1 of=/dev/sdd1
D. scp /dev/sdc1 /dev/sdd1