The Microsoft Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4 is one of Microsoft's influential certification exams — pass it and you earn the MCPD: Windows Developer 4 certification (Professional level). Among IT workers it's a popular way to prove professional knowledge in the field. It also connects with related credentials such as MCPD Windows Developer 4, MCTS: .NET Framework 4, Windows Applications, MCTS: .NET Framework 4, Service Communication Applications, MCTS: .NET Framework 4, Data Access.

Yes — download the free 70-521 demo and judge the question quality with your own eyes before paying. Every purchase then includes 365 days of free updates, and an expired update period can be extended at 50% off.

Candidates should hold MCPD Windows Developer 3.5 or MCPD Enterprise Application Developer 3.5 skills/certification background. Because these requirements change over time, double-check the current criteria on the official exam page (official 70-521 exam information) before you book.

The vendor recommends:

• Microsoft Learning - Retired Certification Resources

Training is a solid foundation — but practice is the proof. Follow up any course with the 70-521 practice questions from PrepAwayETE to see whether you're truly exam-ready.

Register through the vendor's official channels:

• Microsoft Certification Exam Registration (Pearson VUE)

The exam is offered Delivered through Microsoft testing centers and online proctored exam providers (historical delivery). — pick what suits you when you book.

Approximately 40-60 questions inside 150 minutes. The hidden skill here is pacing: know your per-question budget, skip and return rather than stall, and rehearse with the PrepAwayETE online test engine — you can set the timer yourself to mimic real exam pressure, on any device, whenever spare time appears.

Delivery is instant — after successful payment, our system automatically emails the product to your mailbox within a minute, with download access right away and no installation limits; contact our 24/7 customer assistance if 2 hours pass with nothing. If you fail: take the corresponding 70-521 exam within 60 days of purchase and submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam — the full refund is processed within 7 days. Exclusions: exams taken within 3 days of purchase, name mismatches between candidate and payer, and free or expired products. Or exchange for two equal-value exam products free, keeping your updates.

The official Microsoft Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4 blueprint contains 5 domains, including Application Deployment and Maintenance, Application Architecture Design, Data Access Development. The weightings tell you where the exam's points live — allocate your spare time to match. The complete outline above has every domain and subtopic.

You'll need 700 (on a scale of 100-1000) to pass, and the official fee is USD 100 (Microsoft standard exam fee, regional pricing may vary) per attempt — every retake bills the full amount again. Practicing with the 115 questions from PrepAwayETE until your scores are consistently comfortable is how you pay that fee once.