Study from the resources built to teach — books, courses, vendor documentation, a free-tier account to build in — and use VMExam for the two things none of them do: putting that knowledge under a cloud certification exam’s pressure, and, through the review, pointing you back to the exact resource that closes each gap it exposes. It sits on top of your materials, never in their place.
The waste to avoid is treating a wrong answer as a single kind of event. A miss has a cause, and the cause is what decides where you go next; read every miss the same way and you throw away the most useful thing a sitting produces. So the real question is less how to schedule the resources than how to route between them once practice starts finding holes.
Reading a Cloud Miss by Its Cause
Take a reviewed miss and ask why it went wrong, because the answer sends you somewhere different each time. If you did not understand the mechanism, the destination is the documentation or the course that explains it — the resource built to teach. If you understood it but have never done it, the destination is a free-tier account: configure a bucket so that its public-access block overrides a policy that would otherwise expose it, and watch which setting actually wins rather than trusting the page that describes it. If you knew the answer cold and simply ran out of time, the destination is more timed sittings, because the gap is pacing rather than knowledge. Sorting misses this way is what turns three unrelated resources into one system that feeds itself.