XK0-004試験無料問題集「CompTIA Linux+ Certification 認定」

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A systems administrator needs to connect to a remote Linux machine to run system updates from within a graphical interface. Which of the following should the administrator use?

Joe, a user, creates a short shell script, shortscript.sh, and saves it in his home directory with default permissions and paths. He then attempts to run the script by typing ./shortscript.sh, but the command fails to execute.
Which of the following commands would have allowed the script to run?

A systems administrator is creating a new volume opt _ app in a volume group app_vg. The new volume should utilize all the available disk space from the newly added disk device /dev/ sdb. Which of the following will achieve the task, assuming the app_vg volume group does not exist yet and the disk device was added but not configured?

A user deleted a log file because the disk was running out of space on a system running a mission-critical application. Even though the log file was large, the available disk space did not increase. The systems administrator determines the following files are still open:

Which of the following should the systems administrator perform to BEST free up disk space?

When performing a routine server process inspection the systems administrator notices that about 300 processes similar to the following are running:
Root 7858 0 21:39 pts/0 00:00:00 [websrv] <defunct>
Malfunctioning software is found and removed from the server, but the administrator is now unable to terminate the remaining processes Which of the following is the BEST course of action for the administrator to take NEXT in order to remove.

A junior Linux administrator needs to ensure a service will start on system boot. Which of the following commands should be used to accomplish this task?

A junior systems administrator is diagnosing an issue with latency. The administrator issues the command mtr www.comptia.org at a terminal and receives the following output:

Given this scenario and the output, which of the following should be reported to the network team for investigation? (Choose two.)

On a UEFI-based system, which of the following invokes GRUB2 from the EFI command prompt?

A user cannot reach the internet from a workstation. A systems administrator performs diagnostics with the following results:

Which of the following is the cause for lack of internet connectivity?

A systems administrator documents the instructions on the internal wiki regarding how to turn the company's code into Debian packages. The instructions include the commands used to compile, what tests need to be run, the commands to convert the raw code into a package that apt or dpkg can manage, as well as an of each command.
Which of the following is this an example of?

A junior Linux administrator is updating local name resolution to support IPv6. The administrator issues the command cat /etc/hosts and receives the following output:
127.0.0.1 localhost
Which of the following actions should the administrator perform to accomplish this task?

A systems administrator needs to install a new piece of hardware that requires a new driver. The driver should be manually installed. Which of the following describes the order of commands required to obtain module information, install the module, and check the log for any errors during module installation?

An administrator is logged into a server remotely and wants to determine if the system is a VM. Which of the following commands would assist with this?

An administrator needs to change the IP address on a server remotely. After updating the configuration files, a network restart is needed. However, the administrator fears that when the network connection drops, the network restart script will be killed before the new IP address has been set.
Which of the following commands would prevent the script from being killed?

An administrator needs to kill the oldest Bash shell running in the system. Which of the following commands should be issued to accomplish this task?

A Linux administrator is testing a new web application on a local laptop and consistently shows the following 403 errors in the laptop's logs"

The web server starts properly, but an error is generated in the audit log. Which of the following settings should be enabled to prevent this audit message?

An administrator is installing a new kernel but is getting an error indicating the filesystem is out of space. A disk usage check shows / has plenty of space.
Which of the following BEST represents where the administrator should check next?

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トータル 485 問