AWS is a beast of a platform that needs extensive knowledge of application deployment and cloud management. At last count, AWS had well over 100 services, and new ones are attached regularly. Each service has its jargon, own GUI, and own CLI command set. Mastery of any AWS service first needs a firm understanding of the basics. Without knowing VPCs, regions, AZs, and security groups, you are settled before even making started. Studying and repeating facts will only take you so far. If you are looking to get certified in AWS, you want to know your stuff. Let’s go through each AWS certification level, compare some opinions, and try to provide you a precise description of how difficult AWS exams are.