What does the ps aux command display?

The command ps aux is used in Linux to display a comprehensive list of all processes currently running on the system for all users. It provides detailed information about each process, including the process ID (PID), user associated with the process, CPU and memory usage, start time, and the command that initiated the process.

The specific flags used in this command enhance its functionality:

• "a" stands for "all users’ processes," displaying processes not just for the current user but for all users logged into the system.

• "u" shows the processes in a user-oriented format, which includes additional details such as the user who owns the process and the percentage of CPU and memory usage.

• "x" includes processes that do not have a controlling terminal, which means it will display even those processes that are running in the background.

This is why ps aux is a powerful and commonly used command for system administrators and users wanting to monitor system activity and manage processes efficiently.

Other options, such as limiting the display to the current user's processes, showing system memory usage, or listing currently opened files by users, do not reflect the full capabilities of ps aux. This command is explicitly designed to provide a broad overview of all running processes, making option C