I completed an OA.

After each question, I had to record a short video explaining my thought process and what I could have done better.

I was then invited to the online interview "superday," where I had two 40-minute interviews (one technical, one behavioral). The technical interview consisted of brain teasers, low-level operating system stuff, and a short coding problem. My interviewers were friendly, and I'd say it was low-stress.

I got a call with an offer from the recruiter 4 days later.

What is defragmentation?

Describe inheritance.