Applied Materials interview questions

Four rounds of interview over a period of 2 days: The interview questions were on Operating Systems, Mutex and Semaphores, Object Oriented Programming concepts followed by two rounds of coding interviews.

Initial contact through career fair. Follow up interviews via phone with hiring manager, director, and several group colleagues. On-site interview at Santa Clara with same people (single day round trip). Further contact after more than a month with "tentative offer" from a second-round of hiring. Final no offer a week later. Long interview process (likely due to winter holidays and also busy company)