10 days. But if you are not your manager's favourite chamcha, your leave will be questioned.
Previous Job descriptions
Will be more interested if you are an efficient contribution to the company and increase their productive efficiency, else you wont be hired.
Smart Goal oriented management ....Only looking to hire crowd for contribution/ joint ventures.
For the interview, have a clear understanding of data structures, Operating systems, DBMS, and the projects you have mentioned in your resume. For work, I will suggest, do know API and bit of Web Development and Machine Learning.