Contractor Stone Masonry Interview Question: How good are you at problem solving? Contractor Stone Masonry Interview QuestionAnswer: Describe the problem first and then discuss how you were able to fix it. Previous QuestionNext QuestionSuppose there are three light switches outside a room. Inside is a single light bulb, controlled by one of the three switches. You need to determine which switch operates the bulb. You can turn the switches on and off as many times as you wish (they are all off to begin with), but may only enter the room once. There is no one there to help you. The door to the room is closed, and there are no windows, so you cannot see inside. How can you discover which switch operates the bulb?What problems have you encountered at work?