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Developing Mobile Apps (070-357日本語版): 070-357 Exam
"Developing Mobile Apps (070-357日本語版)", also known as 070-357 exam, is a Microsoft Certification. With the complete collection of questions and answers, PrepAwayTest has assembled to take you through 55 Q&As to your 070-357 Exam preparation. In the 070-357 exam resources, you will cover every field and category in MCSA-Universal Windows Platform Certification helping to ready you for your successful Microsoft Certification.
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Knowledge fades under exam pressure; trained responses don't. The Microsoft Developing Mobile Apps (070-357日本語版) engines from PrepAwayTest simulate the real 070-357日本語 environment, turning the 55 questions into muscle memory before your 2026 test date.
Microsoft 070-357日本語 Exam Overview:
| Certification Vendor: | Microsoft |
|---|---|
| Exam Name: | Developing Mobile Apps |
| Exam Number: | 70-357 |
| Available Languages: | German, Korean, English, Spanish, Japanese, Chinese (Simplified), French |
| Related Certifications: | MCSA: Web Applications |
| Certificate Validity Period: | Retired (no longer available; certification was historically valid for 2 years) |
| Exam Format: | Multiple response, Multiple choice, Drag and drop, Case studies |
| Real Exam Qty: | Approximately 40–60 |
| Exam Duration: | 150 minutes |
| Passing Score: | 700 (on a 1000 scale) |
| Exam Price: | USD 165 (historical, varies by region and date) |
| Recommended Training: | Microsoft Learn (Legacy exam training resources) UWP and Windows App Development learning paths |
| Exam Registration: | Microsoft Certification Dashboard Pearson VUE Microsoft Exams |
| Sample Questions: | DOWNLOAD DEMO |
| 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 070-357日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Implement application functionality | - Integrate APIs and services - Implement navigation and app lifecycle management - Develop client-side logic |
| Data storage and management | - Use local storage mechanisms - Work with remote data sources |
| Debugging, testing, and performance optimization | - Debug application issues - Implement testing strategies - Optimize performance and responsiveness |
| Deployment and security | - Ensure application security best practices - Implement authentication and authorization - Package and deploy mobile applications |
| Design and develop mobile apps | - Design application UI/UX for mobile devices - Select appropriate app models and frameworks - Plan application architecture |
070-357日本語 Exam FAQs — Read Before You Register
No strict prerequisites; intended for developers with experience in HTML5, JavaScript, and mobile application development concepts. Eligibility details like these are worth double-checking before you register — vendors revise them periodically, and the official exam page (official 070-357日本語 exam page) always has the current version.
The official Microsoft Developing Mobile Apps (070-357日本語版) outline has 5 domains — the biggest include Design and develop mobile apps, Implement application functionality, Data storage and management. Those weightings are your study compass: the largest domains hide the most points. See the full outline above for every subtopic.
You can, and you should. The free PDF demo is there so you can judge the content yourself before spending anything. If you're unsure whether the PDF, desktop engine, or online version suits your study habits, contact our 24/7 service team — they'll advise you. After purchase, 365 days of free updates are included, renewable at 50% off if the period ever expires.
Sign up through the vendor's official channels:
The exam is offered Online proctored or authorized test center (historically via Pearson VUE), so decide which arrangement suits you before picking a date.
Delivery first: the moment you pay, we send the download link and access details to your email within a minute — even on holidays — and the files install on unlimited computers; contact support if 2 hours pass with nothing. For refunds, the terms are explicit: take the corresponding 070-357日本語 exam within 60 days of purchase, and if you fail, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund, processed within 7 days. Excluded: exams taken within 3 days of purchase, name mismatches between candidate and payer, and free or expired products. The alternative to a refund: two equal-value exam products free, with your original updates intact.
The pass mark is 700 (on a 1000 scale), and the official fee is USD 165 (historical, varies by region and date). That fee resets to full price on every retake, so the real money-saver is preparation — run the 55 practice questions from PrepAwayTest until passing becomes routine, then book your seat.
The vendor recommends:
Classroom hours alone won't tell you if you're ready — the 070-357日本語 practice questions from PrepAwayTest will. Use them after the coursework to convert knowledge into exam performance.
The Microsoft Developing Mobile Apps (070-357日本語版) is Microsoft's official exam for the MCSA: Web Applications (legacy / retired) certification, a Associate-level credential. Candidates take it to validate real skill — and employers read it exactly that way. It also connects to related credentials such as MCSA: Web Applications.
The exam gives you 150 minutes for Approximately 40–60 questions. The candidates who struggle aren't usually short on knowledge — they're short on pacing. Fix that before test day: set a time budget per question, practice moving past hard items without stalling, and rehearse full timed sessions in the PrepAwayTest engine until the clock stops being a factor.
Microsoft Developing Mobile Apps (070-357日本語版) Sample Questions:
ユニバーサルWindowsプラットフォーム(UWP)アプリを開発しています。
アプリは、ユーザーが一度に1つのファイルのみを選択できるようにする必要があります。
アプリが適切なダイアログウィンドウを表示することを確認する必要があります。
どの方法を使用する必要がありますか?
- A. FileOpenPicker.PickMultipleFilesAsycn()
- B. Storageltem.OpenSequentialReadAsync()
- C. Storageltem.OpenReadAsync()
- D. FileOpenPicker.PickSingleFileAsync()
- E. Storageltem.GetFileFrom PothAsync()
Correct Answer: B 🗳️
ホットスポットの質問
写真を表示するアプリを開発しています。
ユーザーが写真の上にポインターを置いたときに情報テキストを表示するメソッドを作成する必要があります。
メソッドをどのように完了する必要がありますか?回答するには、回答領域の各リストから適切なコードセグメントを選択します。
次のメソッドを含むアプリがあります:
以下の各ステートメントについて、ステートメントが真の場合は「はい」を選択します。それ以外の場合は、「いいえ」を選択します。
Correct Answer:

質問のドラッグアンドドロップ
ユーザーインターフェイスの要件を満たすには、IM14行にコードを追加する必要があります。
関連するコードセグメント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。
Correct Answer:

アプリの認証を設定する必要があります。
どの2つのテクノロジーを使用しますか? それぞれの正しい答えは、解の一部を表します。
- A. Microsoft Passport
- B. Windows Hello
- C. Windows Kerberos
- D. Azure Active Directory
Correct Answer: B 🗳️
ホットスポットの質問
CredentialManager.csのコードを評価する必要があります。以下の各ステートメントについて、ステートメントが真である場合は「はい」を選択します。それ以外の場合は、[いいえ]を選択します。注:それぞれの正しい選択には1ポイントの価値があります。
Correct Answer:

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