The 070-521 exam, officially titled Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4, is the qualifying test for the MCPD: Windows Developer 4 certification from Microsoft, a credential at the Professional level. Passing it proves you have the skills employers look for in certified professionals, and it can also support progress toward 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.

The Microsoft Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4 exam gives you 150 minutes to work through Approximately 40-60 questions. That is a steady pace with little room for second-guessing, so train yourself to read each question once, flag the difficult ones, and keep moving. Before exam day, sit at least two full timed sessions in the iPassleader test engine — when the clock feels familiar, it stops being a threat.

You need 700 (on a scale of 100-1000) to pass, and the official registration fee is USD 100 (Microsoft standard exam fee, regional pricing may vary). Fall short and you pay that fee in full again for every retake, which makes solid preparation the cheaper option by far. Work through the iPassleader practice questions until you score comfortably above the passing mark, then book your seat.

Candidates should hold MCPD Windows Developer 3.5 or MCPD Enterprise Application Developer 3.5 skills/certification background. Eligibility rules can change over time, so before you register, confirm the latest requirements on the official exam page: Microsoft 070-521 exam overview.

You can book your 070-521 exam through any of these official registration channels:

• Microsoft Certification Exam Registration (Pearson VUE)

The exam is delivered as Delivered through Microsoft testing centers and online proctored exam providers (historical delivery)., so you can pick the option that fits your schedule when you book.

Microsoft recommends the following training for Microsoft Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4 candidates:

• Microsoft Learning - Retired Certification Resources

Pair that training with the 115 practice questions from iPassleader and you can check your readiness topic by topic before exam day.

Yes. iPassleader offers a free PDF demo for the Microsoft Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4 exam so you can judge the quality of our questions and answers before paying anything. Every purchase also comes with 365 days of free updates, and once that period expires you can extend your update service at a 50% discount.

Your purchase is protected by a 100% money-back guarantee. If you sit the corresponding 070-521 exam within 60 days of buying and do not pass, send us a scan of your exam enrollment slip together with your official Score Report (PDF) within 2 days of the exam date — the candidate name must match the payer's name — and we will process your full refund within 7 days. Please note that exams taken within 3 days of purchase, materials downloaded without ever sitting the exam, free products, and expired orders are not covered. If you would rather not have a refund, you can exchange your order for two exam products of equal value, free of charge, and keep the update service on your original purchase.

Delivery is instant: your files are emailed to you within one minute of payment and can also be downloaded directly, with no limit on the number of computers you install them on. If nothing has arrived within 2 hours, contact our customer service team and we will sort it out.

The Microsoft Upgrade: Transition Your MCPD Windows Developer 3.5, or Enterprise Application Developer 3.5, Skills to MCPD Windows Developer 4 syllabus is organized into 5 domains. The main areas include Windows Applications Development, Application Architecture Design, and Service Communication Applications. Scroll up to the Exam Topics section above for the complete, current outline before you plan your study schedule.