What is STAR interview technique? how to use it?

STAR stands for Situation, Task, Action, and Result and is meant to help you structure your answers to those questions. The benefit of the STAR method is that it should help you provide clear and concise answers — be specific, but don't get caught up in the details.

• It’s making sense now, isn’t it? Here’s one more example for some added clarity.

  If the interviewer says: “Tell me about a time when you had to be very strategic in order to meet all of your top priorities.”

  Your response might be (just, you know, don’t actually say “situation” and so forth):

  Situation: "In my past deals job, I was placed accountable for the progress to a completely new client relationship the executives (CRM) framework — on top of taking care of my everyday deals calls and obligations."
  Task: "The objective was to have the movement to the new CRM information base finished by the beginning of Q3, without neglecting any of my own marketing projections beneath my objectives."
  Action: "That's what to do, I must be extremely cautious about how I dealt with my time. So I closed off an hour on my schedule every day to devote exclusively to the CRM relocation. During that time, I chipped away at moving the information, as well as wiping out old contacts and fixing obsolete data. Doing this gave me sufficient opportunity to work on that venture while as yet dealing with my typical errands."
  Result: "Accordingly, the exchange was finished fourteen days in front of cutoff time and I completed the quarter 10% in front of my deals objective. The new CRM has likewise assisted us with getting more coordinated collectively, and generally our specialization deals are up 25% year over year."

You can also refer to this video lesson - https://www.youtube.com/watch?v=8QfSnuL8Ny8&list=PLBAZR7V004jAIyxx0EwRBj-Aor4Alpjfq&index=9