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Salesforce PDII-JPN Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Performance | 18% | - Describe the performance implications of the different trigger types. - Describe the common performance issues for user interfaces and the techniques to mitigate them. - Describe the performance implications of the different asynchronous Apex features. - Describe the considerations for query performance. |
| User Interface | 20% | - Describe the use cases for the Lightning Data Service. - Describe the use cases for component events and application events. - 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 different Lightning Web Component lifecycle hooks. - Given a scenario, identify the correct communication mechanism. - Describe the process for creating Aura components. - Describe the process for creating Lightning Web Components. - Describe the nuances of event propagation in Aura and Lightning Web Components. |
| Testing, Debugging, and Deployment | 20% | - Describe the process for deploying Salesforce applications. - Describe the best practices for testing Apex. - Describe the nuances of testing Lightning Web Components. - Describe the nuances of testing Apex triggers. - Describe the nuances of testing Aura components. - Describe the process for debugging Aura and Lightning Web Components. - Describe the nuances of testing Visualforce controllers. - Describe the process for debugging Apex. - Given a scenario, identify the appropriate test setup logic. |
| Process Automation, Logic, and Integration | 27% | - Describe the use cases for the Batchable interface. - 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 the ConnectApi classes. - Describe the use cases for the Callable interface. - Describe the use cases for the Schedulable interface. - Describe the use cases for Platform Events. - Describe the use cases for the publish-subscribe pattern. - Describe the use cases for and nuances of Apex managed sharing. - Describe the nuances of Apex triggers. - Given a scenario, identify the appropriate asynchronous Apex feature. |
| Advanced Developer Fundamentals | 15% | - Describe the capabilities of the Schema.describeTabs() method. - Describe the use cases for the System.Limits Apex methods. - Describe the nuances of Apex sharing rules and the difference between declarative and programmatic sharing. - 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. - Given a scenario, identify the use of custom metadata and custom settings. - Use the sObject describe result and field describe result to get information about sObjects and fields. - Identify the best practices for writing Apex triggers. |
Salesforce Sample Questions:
Question #1
どのコードスニペットが最もメモリ効率の高い方法でレコードを処理し、ガバナ制限を回避しますか？
「Apex ヒープ サイズが大きすぎます」?
A. Java
Map<Id, Opportunity> opportunities = new Map<Id, Opportunity>([SELECT Id, Amount from Opportunity]); for(Id oppId: opportunities.keySet()){
// perform operation here
}
B. Java
List<Opportunity> opportunities = [SELECT Id, Amount from Opportunity]; for(Opportunity opp: opportunities){
// perform operation here
}
C. Java
for(Opportunity opp: [SELECT Id, Amount from Opportunity]){
// perform operation here
}
D. Java
List<Opportunity> opportunities = Database.query('SELECT Id, Amount from Opportunity'); for(Opportunity opp: opportunities){
// perform operation here
}
Question #2
開発者は、システム内のアカウントを照会し、その結果をLightningデータテーブルに表示するLightning Webコンポーネントを作成しています。ユーザーは、ページ実行時に選択した項目に応じて最大5つの項目に基づいて結果を絞り込みたいと考えています。このソリューションを実現するには、Apexコードのどの機能が必要ですか？
A. SOSLクエリ
B. オブジェクトを記述する()
C. 動的SOQL
D. REST API
Question #3
開発者が外部システムへの複数のコールアウトを行うApexクラスを作成しました。これらのコールアウトで使用されるURLが頻繁に変更される場合、Apexクラスへの変更を最小限に抑えるには、どの機能を使用すればよいでしょうか？
A. リモートサイトの設定
B. 接続されたアプリ
C. セッションID
D. 名前付き認証情報
Question #4
ある企業は、カタログとカタログアイテムというカスタムオブジェクトで、自社製品の情報を管理しています。カタログアイテムにはカタログのマスター詳細項目があり、各カタログには最大10万件のカタログアイテムを含めることができます。どちらのカスタムオブジェクトにも、使用する通貨コードを入力するCurrencyIsoCodeテキストフィールドがあります。カタログのCurrencyIsoCodeが変更された場合、そのカタログアイテムのすべてのCurrencyIsoCodeも変更する必要があります。開発者は、カタログのCurrencyIsoCodeが変更された場合に、カタログアイテムのCurrencyIsoCodeを更新するには、どのような方法を使用すればよいでしょうか？
A. Catalog オブジェクトを照会し、Catalog CurrencyIsoCode が異なる場合に Catalog Items を更新する Database.Schedulable および Database.Batchable クラス。
B. カタログの CurrencyIsoCode が異なる場合にカタログ アイテムを更新する、カタログ アイテムの挿入後トリガー。
C. カタログ アイテム オブジェクトを照会し、カタログ CurrencyIsoCode が異なる場合にカタログ アイテムを更新する Database.Schedulable および Database.Batchable クラス。
D. カタログの CurrencyIsoCode が異なる場合にカタログ項目を更新する、カタログの更新後トリガー。
Question #5
アカウントオブジェクトには、アカウントに必要な監査の種類を指定するためのAudit_Code__c項目と、割り当てられた監査人であるユーザーへの参照であるAuditor__c項目があります。アカウントが最初に作成される際、ユーザーはAudit_Code__cを指定します。組織内の各ユーザーには、アカウントのAuditor__c項目に適切なユーザーを自動的に割り当てるために使用される、固有のテキスト項目Audit_Code__cがあります。
トリガー：
ジャワ
trigger AccountTrigger on Account (before insert) {
AuditAssigner.setAuditor(Trigger.new);
}
Apex Class:
Java
public class AuditAssigner {
public static void setAuditor(List<Account> accounts) {
for (User u : [SELECT Id, Audit_Code__c FROM User]) {
for (Account a : accounts) {
if (u.Audit_Code__c == a.Audit_Code__c) {
a.Auditor__c = u.Id;
}
}
}
}
}
コードの効率を最も最適化するには何を変更する必要がありますか?
A. 監査コードでフィルタリングするには、SOQL クエリに WHERE 句を追加します。
B. すべての異なる監査コードを取得するための初期 SOQL クエリを追加します。
C. 監査コードからアカウントへの Map<String, List<Account>> を構築します。
D. コードを監査するためのアカウント ID の Map<Id, List<String>> を構築します。
Solutions:
| Question #1 Correct Answer: C | Question #2 Correct Answer: C | Question #3 Correct Answer: D | Question #4 Correct Answer: C | Question #5 Correct Answer: A |
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