Multiple choice technology operating systems

which command gives the operating system's version number?

  1. uname -v

  2. uname -p

  3. uname -s

  4. uname -r

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

The 'uname -r' command displays the kernel release/version number of the operating system. Option A (-v) shows kernel version with additional build info, option B (-p) shows processor type, and option C (-s) shows operating system name.