CompTIA Linux+ (XK0-004) Free Practice Exam Questions

280 real CompTIA Linux+ (XK0-004) exam questions with answers and AI explanations. CompTIA certification prep — page 24 of 28.

Question 267: A Linux administrator needs to configure a user account to notify the user ten days before the password will expire. Which of the following commands would BEST…
Question 268: After running an Nmap scan on a local area network, a penetration tester notices several older Linux servers have port 23 open. Which of the following should t…
Question 269: A systems administrator needs to examine the output of all kernel-related events since the system was booted. Which of the following would BEST display this in…
Question 270: A technician needs to install the package.tar.gz file, which contains the source code of custom software. The technician downloaded the file in /tmp. Which of…
Question 271: Which of the following protocols are used to access the desktop environment on a remote system? (Choose two.)
Question 272: An administrator is setting up a script named script.sh to be executed daily at 3:15 a.m. Which of the following is the correct way to define this in crontab?
Question 273: An administrator wants to run a script on the second Monday of every month. The script should be executed at 7:00 a.m. and 1:00 p.m. Which of the following ent…
Question 274: A systems administrator needs to prevent the root account from being used to log in to a Linux server via SSH. Which of the following configuration files does…
Question 275: An administrator is writing a Bash script that contains a loop that increments the value of the variable count with each loop iteration by 1. Which of the foll…
Question 276: An end user is trying to execute a file within a different directory. The end user executes the following command: [comptia@linux tmp]# ../myabc.sh -bash: ../m…