Multiple choice general knowledge

What is the command to know the version of the OS?

  1. uname -a

  2. uname -e

  3. uname -os

  4. uname -w

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The 'uname -a' command displays system information including the OS version, kernel version, and machine architecture. The 'a' flag stands for 'all'.