You can trim a video and actually set the start time and end time of a video on Powerpoint (a presentation software by microsoft) by following some simple steps.
select the video and click the playback tab, click the Trim video and a box will pop up, you can play the video and see how it is trimmed, and finally click OK.
<span>A real-time operating system is a very fast, relatively small os. it is designed to respond to hardware and program requests almost instantly.</span>
