The most dreadful question before giving a certification exam is how to score well in that exam and pass it with flying colors. Adding to it , the situation becomes tricky when company sponsors the exam only when you clear it. And the expectations rise up. :)
“There are no shortcuts in life – only those we imagine.” – Frank Leahy
I have shared some of the important and must know topics in AEM which might helpful for your preparation . But its always advisable to clear a certification exam with in-depth knowledge so that it will help you to build up your career .
For a few practice questions you can check out the discussions sections: https://hashimkhan.in/ask-me/
Best of Luck. !!