The AWS Solutions Architect Associate is the most common first cloud certification, and the study advice for it is mostly the same: watch a course, do practice exams, memorise the service comparison tables. That approach works — plenty of people pass using it. It's just not the approach we'd recommend.
Start with the Well-Architected Framework
Before any service-specific content, read the Well-Architected Framework whitepaper. All of it. It's 80 pages and it's the lens through which the exam questions are written. Questions that seem ambiguous often become clear when you ask "which answer is most aligned with the five pillars?"
Build something that costs money
Not a tutorial. A project. Something with a multi-tier architecture, IAM roles, at least one serverless component, and a VPC you designed yourself. The discipline of building something real — where mistakes cost you actual AWS credits — teaches differently than video courses.
Cap your spending at $20 with a billing alarm. It's enough to build seriously, not enough to cause stress.
Practice exams last, not first
Practice exams are for identifying gaps in understanding, not for building understanding. If you start with practice exams, you'll learn to recognise answer patterns without understanding the underlying concepts. That works for passing but fails on the job.
The one thing that matters most
Understanding IAM. Deeply. More than 30% of real-world cloud security issues trace back to misconfigured IAM. The exam reflects this. Time spent understanding assume role, resource policies, permission boundaries, and SCPs compounds more than time spent on anything else in the curriculum.