Answers are detailed to be useful beyond job interviews as a career companion with lots of code, diagrams, scenarios, examples & career tips. This will empower you to open more doors without feeling stagnated. Prepare to earn more by empoweting yourself to choose from multiple job offers. You could even explore contracting.
Don't be overwhelmed by the number of questions & answers. Nobody knows everything, but quality of the answers you give to some of the key & frequently asked questions will go a long way in getting you multiple job offers.