Yes o. Some are confusing but I was very lucky. But luck is part of the exam. I hope I will get my reward 
Learning is a good thing. The more you learn the more you want to learn more.
Yes i know sometimes we don't know the exact answers to some of the questions but luckily the option we select is correct but remember the best part is to go in detail of that particular question to know how it was right or say get the knowledge of regarding that thing where you were wrong or don't know the answers at all.Learning is a good thing. The more you learn the more you want to learn more.
The reward or your merit has been given to you as i completely forget to give it yesterday as human mind is also prone to errors
but best is to correct them.Good work and keep up the pace of increasing your knowledge and posting on the forum.