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The DEX-450日本語 exam has a reputation for catching even experienced professionals off guard. FreeCram prepares you with 202 practice questions that match the style and depth of the Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Exam (DEX-450日本語版) exam, refreshed for 2026.
Salesforce DEX-450日本語 Exam Overview:
| Certification Vendor: | Salesforce |
|---|---|
| Exam Name: | Programmatic Development using Apex and Visualforce in Lightning Experience |
| Exam Number: | DEX-450 |
| Available Languages: | English |
| Exam Format: | Multiple choice questions (typical Salesforce training exams), Course assessment (format varies by provider) |
| Related Certifications: | Salesforce Platform Developer I Salesforce Platform Developer II |
| Recommended Training: | Salesforce Apex Developer Guide Salesforce Visualforce Developer Guide |
| Exam Registration: | Salesforce Trailhead Training |
| Sample Questions: | Salesforce DEX-450日本語 Sample Questions |
| Exam Way: | Instructor-led training assessment or course completion exam (varies by training provider) |
| Pre Condition: | Basic understanding of object-oriented programming and database concepts is recommended. Prior Salesforce experience is helpful but not strictly required. |
| Official Syllabus URL: | https://trailhead.salesforce.com |
Salesforce DEX-450日本語 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Visualforce Development | - Pages and controllers
|
| Topic 2: Apex Programming Fundamentals | - Apex syntax and object-oriented concepts
|
| Topic 3: Security and Best Practices | - Security model
|
| Topic 4: Testing and Debugging | - Debugging techniques
|
| Topic 5: Database and SOQL/SOSL | - SOQL queries
|
| Topic 6: Apex Triggers and Automation | - Order of execution
|
Common Questions About the Salesforce DEX-450日本語 Exam
The DEX-450日本語 exam is the official exam behind the Salesforce Programmatic Development using Apex and Visualforce (Training Course) credential from Salesforce. It is also associated with Salesforce Platform Developer I, Salesforce Platform Developer II. The FreeCram practice questions on this page map to the same objectives, so you can measure your readiness before you book a seat.
Basic understanding of object-oriented programming and database concepts is recommended. Prior Salesforce experience is helpful but not strictly required.
Requirements can change, so confirm the latest details on the official Salesforce exam page before you register.
You can book the DEX-450日本語 exam through the following official channels:
The exam is delivered Instructor-led training assessment or course completion exam (varies by training provider), so pick the option that suits you when booking.
Salesforce points candidates to these official courses:
Once you have worked through the official material, wrap up your preparation with the 202 practice questions from FreeCram to lock in what you have learned.
Yes. A free DEX-450日本語 PDF demo is available, so you can check the question style and answer quality before you commit. Every purchase also includes 365 days of free updates, and if your product expires after that, you can extend the update service at a 50% discount from your member zone.
Your purchase is protected by our 100% Money Back Guarantee. If you take the DEX-450日本語 exam within 60 days of purchase and do not pass, send us a scanned enrollment slip and your official Score Report PDF within two days of the exam; approved refunds are processed within seven days. The candidate name must match the payer name, and the guarantee does not apply to exams taken within three days of purchase, to products that were downloaded but never used in an exam sitting, or to free materials and expired orders. If you would rather keep studying, we can instead exchange your order for two free exam products of equal value while your original product keeps its update service. Delivery itself is instant: your download is emailed within one minute of payment and stays available in your member zone, with no limit on how many computers you can install it on. If nothing arrives within two hours, contact our customer service team.
The DEX-450日本語 syllabus is divided into 6 domains, including Testing and Debugging, Apex Triggers and Automation, and Security and Best Practices. The complete breakdown, with every domain and its subtopics, is listed in the Exam Topics section above — review it line by line and flag the areas where you feel weakest.
Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Exam (DEX-450日本語版) Sample Questions:
カスタム Visualforce コントローラは ApexPages.addMessage() メソッドを呼び出しますが、ページにメッセージが表示されません。
メッセージを表示するには、Visualforce ページにどのコンポーネントを追加する必要がありますか?
- A. <apex:facet name="messages" />
- B. <apex:pageMessage severity="info'' />
- C. <apex:pageMessages />
- D. <opex:message for"info"/>
Universal Containers (UC) は、注文と注文明細項目の間にマスター詳細関係を持つ、すぐに使用できる注文管理を使用します。
UC は各注文明細項目の入手可能日を保存し、すべての注文明細項目が入手可能な場合にのみ注文が発送されます。
注文の予想出荷日を計算するにはどの方法を使用すればよいですか?
- A. 最新の利用可能日フィールドごとに CEILING 数式を使用します。
- B. 最新の利用可能日フィールドごとに 2 つの LATEST 数式を使用します。
- C. 最新の利用可能日フィールドで MAX ロールアップ サマリー フィールドを使用します。
- D. 注文の可用性日付フィールドと COUNT ロールアップ サマリー フィールドのそれぞれに @ DAYS 数式を使用します。
開発者は、システム内に特定の条件が存在する場合に、Request _c レコードの作成を防止する必要があります。条件をチェックする BequestLogic クラスが存在します。
正しい実装は何ですか?
- A.

- B.

- C.

- D.

SOQL クエリが返すことができる 3 つのデータ型はどれですか?
3つの回答を選択してください
- A. リスト
- B. オーロング
- C. ダブル
- D. dg 整数
- E. sオブジェクト
開発者が組織内でテストを実行する 2 つの方法は何ですか?
2つの回答を選択してください
- A. バルクAPI
- B. 開発者コンソール
- C. メタデータ API
- D. ツール API
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