Linux Quiz Three

5. – lists the commands previously executed in the current shell session.
7. – changes the ownership of a file or directory to a different user or group.
8. – displays the disk usage of files and directories.
10. – executes a command with superuser (root) privileges.
11. – displays system information, such as the kernel name and version.
13. – compresses files with a higher compression ratio than gzip.
14. – shows the disk space usage of all mounted filesystems.
15. – sets or changes a user’s password.
18. – finds the location of files in the filesystem using a prebuilt index database.
19. – displays the manual pages for a specified command to show usage and options.
20. – terminates a running process using its process ID.

1. – searches the filesystem to locate files or directories based on conditions.
2. – changes the read, write, and execute permissions of files or directories.
3. – shows currently running processes on the system.
4. – searches for specific text patterns within files using regular expressions.
6. – archives multiple files into a single compressed or uncompressed file.
9. – creates a new user account on the system.
12. – compresses files to reduce their size using GNU zip compression.
16. – manages and controls systemd services and system states.
17. – displays real-time system performance, including CPU and memory usage.