PDF Version DemoWalking into the 70-357日本語 exam unprepared for its pace is a risk you do not need to take. The Getcertkey test engines recreate the pressure of the Microsoft Developing Mobile Apps (70-357日本語版) testing environment, so when exam day arrives in 2026, it feels like just another practice session.
Microsoft 70-357日本語 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Developing Mobile Apps |
| Exam Number: | 70-357 |
| Available Languages: | English, French, Japanese, Chinese (Simplified), Korean, German, Spanish |
| Related Certifications: | MCSA: Web Applications |
| Exam Price: | USD 165 (historical, varies by region and date) |
| Exam Duration: | 150 minutes |
| Exam Format: | Multiple response, Drag and drop, Case studies, Multiple choice |
| Real Exam Qty: | Approximately 40–60 |
| Passing Score: | 700 (on a 1000 scale) |
| Certificate Validity Period: | Retired (no longer available; certification was historically valid for 2 years) |
| Recommended Training: | UWP and Windows App Development learning paths Microsoft Learn (Legacy exam training resources) |
| Exam Registration: | Microsoft Certification Dashboard Pearson VUE Microsoft Exams |
| Sample Questions: |  |
| Exam Way: | Online proctored or authorized test center (historically via Pearson VUE) |
| Pre Condition: | No strict prerequisites; intended for developers with experience in HTML5, JavaScript, and mobile application development concepts. |
| Official Syllabus URL: | https://learn.microsoft.com/en-us/credentials/certifications/exams/70-357/ |
Microsoft 70-357日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data storage and management | - Work with remote data sources - Use local storage mechanisms |
| Deployment and security | - Package and deploy mobile applications - Ensure application security best practices - Implement authentication and authorization |
| Implement application functionality | - Implement navigation and app lifecycle management - Develop client-side logic - Integrate APIs and services |
| Debugging, testing, and performance optimization | - Optimize performance and responsiveness - Implement testing strategies - Debug application issues |
| Design and develop mobile apps | - Plan application architecture - Design application UI/UX for mobile devices - Select appropriate app models and frameworks |
70-357日本語 Exam FAQs for 2026 Candidates
Which certification does the 70-357日本語 exam lead to?
The 70-357日本語 exam is the official Microsoft exam behind the MCSA: Web Applications (legacy / retired) certification, validating the skills measured by the Microsoft Developing Mobile Apps (70-357日本語版) credential. It sits at the Associate level of the Microsoft certification program. It also connects to MCSA: Web Applications, so the knowledge you build here carries over to those tracks as well.
How many questions are on the 70-357日本語 exam, and how much time do I get?
The 70-357日本語 exam contains Approximately 40–60 questions to be completed within 150 minutes. Before exam day, divide the available time by the question count to work out a comfortable per-question pace, and mark any item that eats into it so you can return later instead of getting stuck. Timed sessions in the Getcertkey test engines make that pacing automatic — run at least two full-length mock exams under the clock so time pressure never becomes the reason you drop points.
What score do I need to pass the 70-357日本語 exam, and what does it cost?
The passing score for the 70-357日本語 exam is 700 (on a 1000 scale), and the official registration fee is USD 165 (historical, varies by region and date). Retakes are not discounted — every new attempt means paying the full fee again — so it pays to measure yourself before you book. Work through the 55 practice questions on Getcertkey, sit a timed practice test, and schedule your exam only when your scores are consistently comfortable. That simple habit is the cheapest exam strategy there is.
Are there any prerequisites for the 70-357日本語 exam?
No strict prerequisites; intended for developers with experience in HTML5, JavaScript, and mobile application development concepts. Requirements can change when Microsoft revises its certification program, so confirm the current eligibility rules on the official exam page before you register.
How do I register for the 70-357日本語 exam?
You can book the Microsoft Developing Mobile Apps (70-357日本語版) exam through the official registration channels below:
As for delivery, the exam is offered in the following format: Online proctored or authorized test center (historically via Pearson VUE). Choose the option that suits you best when you book your seat.
What official training is recommended for the 70-357日本語 exam?
Microsoft recommends the following training resources for the Microsoft Developing Mobile Apps (70-357日本語版) exam:
Official courses build the foundation; the 55 practice questions from Getcertkey then show you how that knowledge is examined, so the two work best together.
Can I try the 70-357日本語 practice questions before I buy?
Yes. Getcertkey provides a free 70-357日本語 PDF demo so you can review the question style and answer quality before purchasing. Every purchase also includes 365 days of free updates — if Microsoft revises the exam during that period, the updated material reaches you at no cost. Once the free-update year ends, you can extend your update service at a 50% discount.
What if I fail the 70-357日本語 exam, and how is my order delivered?
Every Microsoft Developing Mobile Apps (70-357日本語版) purchase on Getcertkey is covered by a 100% money-back guarantee with clear conditions: if you take the corresponding exam within 60 days of your purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip and your official score report as a PDF within two days of the exam date; claims are processed within seven days of submission. The guarantee does not apply to exams taken within three days of purchase, to material that was downloaded but never used in an exam attempt, or to free products and expired orders, and the candidate name must match the payer name. If you would rather not take a refund, you can instead exchange your purchase for two free exam preparation products of equal value and keep the update service on your original product.
Delivery is instant: your download is sent to your email within one minute of payment, with no limit on how many computers you may install the material on. If nothing arrives within two hours, check your spam folder and contact customer service for help.
What topics are covered in the 70-357日本語 exam?
The Microsoft Developing Mobile Apps (70-357日本語版) exam blueprint is organized into 5 domains. The first three are:
- Debugging, testing, and performance optimization
- Deployment and security
- Implement application functionality
For the complete domain-by-domain breakdown, scroll up to the full exam topics outline above and use it to plan how you distribute your study time.
Microsoft Developing Mobile Apps (70-357日本語版) Sample Questions:
Question #1
ネットワークを構成する必要があります。
どの2つのネットワーキング技術を使用しますか？ それぞれの正解は完全な解を提示します。
A. HttpClient class
B. MessageWebSocket class
C. Custom WebSocket class
D. StreamWebSocket class
E. Background Transfer API
Question #2
それぞれカタログとリサーチという2つのユニバーサルウィンドウプラットフォーム（UWP）アプリがあります。
リサーチアプリでクエリできるサービスをカタログアプリで作成する必要があります。
どの3つのタスクを実行する必要がありますか？それぞれの正解は、ソリューションの一部を示しています。
A. カタログアプリのカタログアプリのパッケージファミリ名を入力します。
B. リサーチアプリでカタログアプリのパッケージファミリ名を入力します。
C. リサーチアプリのpackage.appmanifestファイルにアプリサービス拡張を追加します
D. WindowsランタイムコンポーネントをResearchアプリに追加します。
E. Windowsランタイムコンポーネントをカタログアプリに追加します。
F. カタログサービスのpackage.appmanifestファイルにアプリサービス拡張を追加します。
Question #3
共有コード用のプロジェクトを作成する必要があります。
解決策：共有コードを.NETクラスライブラリに実装します。
これは目標を達成していますか？
A. いいえ
B. はい
Question #4
OAuth認証プロトコルを使用するオンラインIDプロバイダーにアプリを接続する必要があります。
アプリは、認証にWeb認証ブローカーオブジェクトを安全に使用する必要があります。
アプリがプロバイダーに登録されていることを確認する必要があります。
実行すべき2つのアクションはどれですか？それぞれの正解は、ソリューションの一部を示しています。
A. HTTPSリクエストURIを構築します。
B. GetCurrcntApplicotionCallbackUriメソッドを呼び出します。
C. HTTPリクエストURIを構築します。
D. Authenticate Asyncメソッドを呼び出します。
Question #5
質問のドラッグアンドドロップ
データベース権限を作成するには、AC07行にコードを挿入する必要があります。
関連するコードをどのように完成させる必要がありますか？答えるには、適切なコードセグメントを正しい場所にドラッグします。各コードセグメントは、1回、複数回、またはまったく使用できません。コンテンツを表示するには、ペイン間で分割バーをドラッグするか、スクロールする必要がある場合があります。
Solutions:
| Question #1 Correct Answer: B,E | Question #2 Correct Answer: B,C,D | Question #3 Correct Answer: A | Question #4 Correct Answer: B,D | Question #5 Correct Answer: Only visible for members |
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