A spinning disc is painted black on one half and white on the other (i.e., the line forming the border between the black and white regions of the disc is a diameter of the disc). The disk is spinning on a turntable in an unknown direction at an unknown speed. You have special video cameras that can observe the color of a single point on the disc. How many cameras do you need to determine the direction the disc is spinning?
Together with logical puzzles and interview puzzles, an interviewee needs to prepare well for other interview questions as well. We created this section with the aim to share quality interview questions with answers with the goal to represent the questions in easy to read format. We will be sharing interview question which are generally asked in top notch companies like Google, Amazon, Yahoo, Microsoft etc.