I applied online. The process took 1 day. I interviewed at Apple
Interview
I was invited to talk the booth, I interviewed at Grace Hopper Conference, didn't hear back after the first technical interview. They didn't ask me about my particular interests and decided to ask a C question rather than a data structures or algorithm question.
Interview questions [1]
Question 1
Define a randomMalloc function using C: you can use malloc function, but also put random integers in the allocated space