Salesforce PDII-JPN exam dumps :

  • Exam Code: PDII-JPN
  • Exam Name:
  • Updated: Aug 16, 2026     Q & A: 163 Questions and Answers

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Salesforce PDII-JPN Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Performance18%- Describe the considerations for query performance.
- Describe the common performance issues for user interfaces and the techniques to mitigate them.
- Describe the performance implications of the different trigger types.
- Describe the performance implications of the different asynchronous Apex features.
Topic 2: User Interface20%- Describe the process for creating Aura components.
- Describe the nuances of the component communication patterns.
- Describe the use cases for the different Aura component bundle files.
- Describe the use cases for the Lightning Data Service.
- Describe the process for creating Lightning Web Components.
- Describe the use cases for component events and application events.
- Describe the use cases for the different Lightning Web Component lifecycle hooks.
- Given a scenario, identify the correct communication mechanism.
- Describe the nuances of event propagation in Aura and Lightning Web Components.
Topic 3: Process Automation, Logic, and Integration27%- Describe the use cases for the ConnectApi classes.
- Describe the use cases for the publish-subscribe pattern.
- Given a scenario, identify the appropriate asynchronous Apex feature.
- Describe the use cases for Platform Events.
- Describe the use cases for the Batchable interface.
- Describe the use cases for the Schedulable interface.
- Describe the nuances of Apex triggers.
- Describe the use cases for the Queueable interface.
- Describe the use cases for and implications of the order of execution.
- Describe the nuances of SOQL for loops.
- Describe the use cases for and nuances of Apex managed sharing.
- Describe the use cases for the Callable interface.
Topic 4: Advanced Developer Fundamentals15%- Describe the nuances of Apex sharing rules and the difference between declarative and programmatic sharing.
- Use the sObject describe result and field describe result to get information about sObjects and fields.
- Given a scenario, identify the use of custom metadata and custom settings.
- Describe the capabilities of the Schema.describeSObjects() method.
- Describe the relationship between Apex transactions, the save order of execution, and the potential for recursion and/or cascading.
- Describe the use cases for the System.Limits Apex methods.
- Describe the capabilities of the Schema.describeTabs() method.
- Identify the best practices for writing Apex triggers.
Topic 5: Testing, Debugging, and Deployment20%- Describe the process for debugging Apex.
- Describe the process for deploying Salesforce applications.
- Describe the nuances of testing Apex triggers.
- Describe the best practices for testing Apex.
- Describe the process for debugging Aura and Lightning Web Components.
- Describe the nuances of testing Aura components.
- Describe the nuances of testing Lightning Web Components.
- Given a scenario, identify the appropriate test setup logic.
- Describe the nuances of testing Visualforce controllers.

Salesforce Sample Questions:

1. Visualforceページは、表示されるデータ量が多いため、読み込みが遅くなります。開発者はどのような戦略を用いてパフォーマンスを改善できますか?

A) JavaScript を使用して、データ処理をコントローラーではなくブラウザーに移動します。
B) カスタム コントローラーで使用されるリスト変数に transient キーワードを使用します。
C) コントローラーのコンストラクターではなく、遅延読み込みを使用して、要求に応じてデータを読み込みます。
D) ページ内で <apex:actionPoller> を使用して、すべてのデータを非同期的に読み込みます。


2. 開発者は、非同期プロセスを含むトリガーが正常に実行されたことをどのように確認すればよいでしょうか?

A) テスト クラスにすべてのテスト データを作成し、Test.startTest() と Test.stopTest() を呼び出してアサーションを実行します。
B) テスト クラスにすべてのテスト データを作成し、System.runAs() を使用してトリガーを呼び出して、アサーションを実行します。
C) Salesforce にレコードを挿入し、seeAllData=true を使用して、アサーションを実行します。
D) すべてのテスト データを作成し、テスト クラスで @future を使用して、アサーションを実行します。


3. 日付とレコードタイプ間のORを使用するクエリは、大容量データ環境ではパフォーマンスが低下します。開発者はどのようにこれを最適化できますか?

A) メソッドに @Future アノテーションを付けます。
B) CreatedDate と RecordType の値を組み合わせる数式フィールドを作成し、数式に基づいてフィルタリングします。
C) クエリを 2 つの個別のクエリに分割し、2 つの結果セットを結合します。
D) Database.querySelector メソッドを使用してアカウントを取得します。


4. 組織内にApexコントローラとVisualforceページがあり、ユーザーが選択した選択リスト値の組み合わせで構成されるカスタムフィルタを使用してレコードを表示しています。一部の入力組み合わせではページが結果を表示するのに時間がかかりすぎ、他の入力選択肢では「ビューステートの最大サイズ制限を超えました」という例外が発生します。開発者はこの問題を解決するためにどのような手順を踏むべきでしょうか?

A) ピックリスト値はインデックス化されていないため、ピックリスト値でフィルタリングするコードを調整します。
B) Apex コントローラで StandardSetController または SOQL LIMIT を使用して、一度に表示されるレコードの数を制限します。
C) レイアウトを分割して、1 つの Visualforce ページでレコードをフィルターし、同じ Apex コントローラを使用して 2 番目のページにレコードのリストを表示します。
D) ビュー ステート エラーを回避するには、Apex コントローラから transient キーワードのインスタンスを削除します。


5. 開発者は、テスト実行に必要なすべてのテストデータの初期設定のため、クラス内のすべてのテストメソッドの実行に時間がかかることに気づきました。テスト実行を高速化するには、開発者は何をすべきでしょうか?

A) テストデータを作成するメソッドを定義し、@createData でアノテーションを付けます。
B) すべてのテストメソッドでテストデータファクトリーが適切に使用されていることを確認します。34
C) テスト データを作成するメソッドを定義し、@testSetup でアノテーションを付けます。
D) クラス内のテストメソッドの数を減らします。12


Solutions:

Question # 1
Answer: C
Question # 2
Answer: A
Question # 3
Answer: C
Question # 4
Answer: B
Question # 5
Answer: C

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