My interest in the Oracle Autonomous Database Cloud 2019 certification started in September 2019 when I took this exam while attending the OOW19 (Oracle Open World 2019) at San Francisco, California, USA. Back then I failed the exam for many reasons, lack of studying (what matters a lot), pressure and so on but I am not here to make excuses because it would not change the results. So since then, I was involved in more projects where I could not only work with Oracle but also with Amazon Cloud and…