Ultimate AWS Certified Developer Associate 2026 DVA-C02 vs Comprehensive GMAT Prep: Self-Study Guide to GMAT 700+
Same Bayesian formula, same rubric — so the difference in scores reflects the difference in the courses, not the difference in how we evaluated them.
Stephane Maarek (Udemy) · Test Prep
Ultimate AWS Certified Developer Associate 2026 DVA-C02
GMAT 740 Instructor (Udemy) · Test Prep
Comprehensive GMAT Prep: Self-Study Guide to GMAT 700+
Per-criterion
Ultimate AWS Certified Developer Associate 2026 DVA-C02
The course spans 50+ hours of video covering all six DVA-C02 exam domains — Deployment, Security, Development with AWS Services, Refactoring, Monitoring, and Troubleshooting. Deep dives into DynamoDB, SQS, SNS, Lambda, API Gateway, CodePipeline, and X-Ray are consistently praised as thorough and up-to-date following the DVA-C02 blueprint revision. A small number of reviewers flag the Lambda and DynamoDB advanced sections as feeling rushed compared to the networking coverage.
Maarek holds 11 AWS certifications and has trained over 1.5 million students across his Udemy catalogue. Reviewers consistently describe his teaching style as exceptionally clear — he breaks complex multi-service interactions into logical architectural diagrams and follows up with live console walkthroughs students can reproduce on the AWS free tier. His 11x certified credibility means explanations carry genuine practitioner weight, not just exam-guide paraphrasing.
At Udemy sale price (~$15–25, which is the price at nearly every purchase given Udemy's near-perpetual promotion cycle), 50+ hours of DVA-C02 content represents one of the highest content-per-dollar ratios available for AWS certification prep. Lifetime access with free ongoing updates is a key differentiator versus subscription-gated platforms.
Comprehensive GMAT Prep: Self-Study Guide to GMAT 700+
The course is positioned as a consolidated self-study strategy guide rather than a full content syllabus: it teaches how to plan a GMAT preparation, how to attempt questions, and how to track progress, rather than re-teaching every quant and verbal concept from scratch. Reviewers describe it as covering "all important aspects of the GMAT exam in an easy to comprehend manner," and the standout asset is a specially designed MS-Excel GMAT Analysis Tool plus consolidated revision notes. The honest limit is breadth — it is a strategy and planning layer, not a comprehensive concept course, so a true beginner will need separate material to actually learn the maths and grammar.
The instructor's credibility rests on a concrete, verifiable claim: a GMAT 740 (Q50, V40) on the first attempt achieved through self-study. That is a strong, top-percentile result and it gives the strategy advice real weight, because the whole course is essentially "here is exactly what I did." The teaching philosophy — "if I was able to crack the GMAT through self-study, anyone can" — is encouraging and the test-day strategy insights are the part learners single out as genuinely useful. The deduction is transparency: the instructor's full name and broader teaching track record are not prominently published, so you are trusting one person's score story rather than an established prep brand.
This is the course's strongest dimension. It is explicitly priced "at the lowest possible price" and is regularly available very cheaply or via free coupons, with lifetime access and Udemy's 30-day refund. For the cost of a single coffee you get a structured self-study roadmap, an Excel tracking tool and revision notes from a 740 scorer — a tiny fraction of what Target Test Prep, Manhattan Prep or e-GMAT charge. The fair caveat is that the low price reflects scope: you are buying a plan and tools, not thousands of practice questions, so the real cost of your prep is this plus the official GMAT material you still need to buy.
The weakest area and the one most likely to disappoint buyers who expect a question bank. The course includes some solved questions to illustrate the attempting strategy, but it is not a high-volume practice resource — there are no full-length adaptive mocks and no large bank of original problems. Its own design assumes you will do your heavy practice in the Official Guide and GMAT Official Practice Exams; the course's job is to tell you how to use them efficiently and track your weak areas with the Excel tool, not to be your practice source.
The realistic value proposition is structure and efficiency rather than a guaranteed point jump. Learners credit the test-day strategy and the self-analysis tool with helping them prepare smarter, and the 740-scorer framing maps the plan onto a genuinely high outcome. But because the course supplies little practice and no full mocks, any score gain depends almost entirely on the learner pairing it with official material and doing the timed reps — the course is the map, not the miles.
Scoring methodology applies identically to every course on the site — see the formula.