hard prepare mad technical questions know your stuff know about the company what are LEDs Given 9 billiard balls, with one out of 9 exhibiting a significantly different weight from the rest, and using a balance to measure mass, what is the minimum number of measurements that must be taken to be certain of which ball is the heavy one? Divide the balls into three groups of three. By measuring one against another, two of the three groups can be eliminated in one measurement. The group of three that has the heavy ball can be separated into individual balls and whichever ball is the heaviest can be determined in only one final measurement, for a total of 2 measurements.

Great interview. More like a conversation. We're very professional and down to earth. Many questions relating to education, experience, etc. Tentative work days were discussed. Value higher education for advancement opportunities and are very willing to work with you to pursue it.