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 26 of 28.

1. Question 289: A systems administrator suspects a process with a PID of 2864 is consuming resources at an alarming rate. The administrator uses the command renice -n - 5 -p28…
2. Question 290: A Linux server has multiple IPs. A Linux administrator needs to verify if the HTTP server port is bound to the correct IP. Which of the following commands woul…
3. Question 291: While creating a file on a volume, the Linux administrator receives the following message: No space left on device. Running the df `"m command, the administrat…
4. Question 292: A Linux administrator tries to ping a hostname in a network but receives the message: hostname not found. The administrator is sure the name exists on the netw…
5. Question 293: Which of the following allows communication over port 3389 to access GUI services?
6. Question 295: A Linux administrator needs the `tech` account to have the option to run elevated commands as root. Which of the following commands would BEST meet this goal?
7. Question 296: A Linux administrator is restoring the SELinux contexts on an entire system. Which of the following commands is the BEST option to complete this task?
8. Question 297: A security team informs the Linux administrator that a specific server is acting as an open relay. To which of the following is the security team referring?
9. Question 298: An administrator needs to see a list of the system user's encrypted passwords. Which of the following Linux files does the administrator need to read?
10. Question 299: A Linux administrator needs to copy the log files and all the subdirectories in /var/log/archive to the /log/backups/ directory on a remote server at backup.ex…