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

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トータル 485 問
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A server technician deployed ten ctoned Linux devices in an organization. When testing network functionality of the devices, the technician notices the cloned devices have identical hostnames. Which of the following commands si hostnames of the devices permanently'?

Which of the following command should an administrator use to prevent users from starting the httpd service on a system-based Linux system?

A Linux administrator opens a ticket to have an external hard drive mounted. As a security policy, external storage kernel modules are disabled.
Which of the following is the BEST command for adding the proper kernel module to enable external storage modules?

An administrator received a request from a security officer to eliminate a blacklisting set called internal-blocked the company is using in the iptables firewall.
Which of the following commands will complete the task?

An administrator receives a USB drive and wants to make an exact copy of the disk before starting to work on it. One of the partitions on the USB drive was mounted as /dev/sdc1.
Which of the following commands should the administrator use?

A security administrator wants to display a warning banner before a user logs in. Which of the following files must be edited to make this happen?

A Linux administrator receives the following while attempting to remove a file:

Which of the following commands will resolve the issue?

解説: (GoShiken メンバーにのみ表示されます)
An administrator has a CSV file named hosts.csv. The contents of hosts.csv include the following:
192.168.2.57,lnx1prd.example.com,Linux,Production
192.168.2.58,lnx2prd.example.com,Linux,Production
192.168.1.4,server15.example.com,Windows,Development
The administrator needs to create a second comma-separated list of only the Linux server IP addresses.
Which of the following commands would achieve this need?

A systems administrator has scheduled a system update for a server. The update includes a resynchronization of the package database and updates to the current packages and the system distribution packages. Which of the following commands contains the proper order of this update?

A Linux administrator created a new log file in /var/log/newlog to monitor a newly installed application. The administrator is now configuring paramters of the file so it will be rotated on a weekly basis or when it becomes larger than 1MB in...
should exist in the /var/log directory. Which of the following should be added to he /etc/ logrotate.conf file to meet this objectives?
A)

B)

C)

D)

A Linux systems administrator needs to provision multiple web servers into separate regional datacenters. The systems architect has instructed the administrator to define the server infrastructure using a specific tool that consumes a text-based file.
Which of the following is the BEST reason to do this?

A configuration management tool running every minute is enforcing the service HTTPd to be started. To perform maintenance, which of the following series of commands can be used to prevent the service from being started?

An administrator wants to know the amount of memory installed on a Linux server. Which of the following commands can be used to accomplish this task?

解説: (GoShiken メンバーにのみ表示されます)
A Linux administrator is running a script that runs a Java application but receives the following error:
Error: Java_Home is not set
Java is installed on the Linux server and java -version returns a value. Which of the following should the administrator add to the script to resolve this issue?

An administrator notices the HISTSIZE variable is 50, using the commands below:
HISTSIZE=50
export HISTSIZE
The administrator rechecks the HISTSIZE value using echo HISTSIZE but gets no value. Which of the following commands should the administrator use to retrieve its value?

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トータル 485 問