First, they set up a phone interview for collecting details and answering questions. The skills test is then to be taken in a place of your choosing in your city. If selected, you get called on-site where you do two more assessments (one math and one coding) and an HR interview. You also have to present one of your projects.

In a security keypad, one of the keys is malfunctioning. Design an algorithm that permits one key of the keypad to behave erroneously. This behavior could be that the key registers once per press, multiple times, or doesn't register when pressing.