The interview was somehow easy but tricky. Not that every can't answer. It took almost 1 hour. Then submitted. And wait for either message to progress to the next stage of the selection process as well you can receive regret message

Written test interviews are the first to be conducted. Once successful, a panel interview ensues. Interview questions are competency based so read up on the job specific roles. They want to gauge how you acted in specific situations, how you solved problems.