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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Performance | 18% | - Describe the considerations for query performance. - 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. |
| Topic 2: User Interface | 20% | - Describe the nuances of event propagation in Aura and Lightning Web Components. - Describe the use cases for the different Aura component bundle files. - Describe the process for creating Lightning Web Components. - Describe the use cases for the Lightning Data Service. - Describe the process for creating Aura components. - Describe the nuances of the component communication patterns. - Describe the use cases for the different Lightning Web Component lifecycle hooks. - Given a scenario, identify the correct communication mechanism. - Describe the use cases for component events and application events. |
| Topic 3: Process Automation, Logic, and Integration | 27% | - Given a scenario, identify the appropriate asynchronous Apex feature. - Describe the use cases for and nuances of Apex managed sharing. - Describe the use cases for the Queueable interface. - Describe the use cases for and implications of the order of execution. - Describe the use cases for the Batchable interface. - Describe the use cases for Platform Events. - Describe the nuances of Apex triggers. - Describe the use cases for the Schedulable interface. - Describe the use cases for the publish-subscribe pattern. - Describe the use cases for the Callable interface. - Describe the nuances of SOQL for loops. - Describe the use cases for the ConnectApi classes. |
| Topic 4: 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 Visualforce controllers. - Describe the process for debugging Aura and Lightning Web Components. - Describe the process for debugging Apex. - Given a scenario, identify the appropriate test setup logic. - Describe the nuances of testing Apex triggers. - Describe the nuances of testing Aura components. |
| Topic 5: Advanced Developer Fundamentals | 15% | - Describe the use cases for the System.Limits Apex methods. - Use the sObject describe result and field describe result to get information about sObjects and fields. - Describe the capabilities of the Schema.describeSObjects() method. - Given a scenario, identify the use of custom metadata and custom settings. - Identify the best practices for writing Apex triggers. - Describe the capabilities of the Schema.describeTabs() method. - Describe the nuances of Apex sharing rules and the difference between declarative and programmatic sharing. - Describe the relationship between Apex transactions, the save order of execution, and the potential for recursion and/or cascading. |
1. 開発者が開発者サンドボックスでVisualforceページを作成し、テストしたところ、本番環境で使用すると「View State」エラーが発生するという報告を受けました。これらのエラーを修正するには、開発者は何を確認すればよいでしょうか?
A) クエリがガバナー制限を超えないようにします。34
B) プロファイルが Visualforce ページにアクセスできることを確認します。
C) 変数が一時変数としてマークされていることを確認します。12
D) プロパティがプライベートとしてマークされていることを確認します。
2. 開発者は、組織内のすべてのテスト アカウントを見つけるために次のメソッドを作成しました。
Java
public static Account[] searchTestAccounts() {
List<List<SObject>> searchList = [FIND 'test' IN ALL FIELDS RETURNING Account(Name)]; return (Account[]) searchList[0];
}
However, the test method below fails.
Java
@isTest
public static void testSearchTestAccounts() {
Account a = new Account(name='test');
insert a;
Account [] accounts = TestAccountFinder.searchTestAccounts();
System.assert(accounts.size() == 1);
}
この失敗したテストを修正するには何を使用すればよいでしょうか?
A) 期待されるデータを設定するTest.loadData10
B) 期待されるデータを設定するTest.setFixedSearchResults()メソッド11
C) @isTest(SeeAllData=true) でテストの組織データにアクセスします9
D) 期待されるデータを設定する@testSetupメソッド12
3. Lightning レコードページのボタンをクリックしてモーダルダイアログに表示されるようにするには、Aura コンポーネントでどのインターフェースを実装する必要がありますか?
A) 強制:lightningEditAction
B) lightning:クイックアクション
C) 強制:lightningクイックアクション
D) lightning:editAction
4. 次のコード スニペットを検討してください。
HTML
<apex:page docType="html-5.0" controller="FindOpportunities">
<apex:form >
<apex:pageBlock >
<apex:pageBlockSection title="find opportunity">
<apex:input label="opportunity name"/>
<apex:commandButton value="search" action="{!search}"/>
</apex:pageBlockSection>
<apex:pageBlockSection title="Opportunity List" id="opportunityList">
</apex:pageBlockSection>
</apex:pageBlock>
</apex:form>
</apex:page>
このVisualforceページのユーザーから、「検索」ボタンが押されるたびにページが完全に更新されてしまうという苦情が寄せられています。開発者は、opportunityListで識別されるセクションのみが画面に再描画されるように、部分的な更新を確実に行うにはどうすればよいでしょうか?1415
A) immediate = true で <apex:actionFunction> タグを実装します。
B) アクションメソッドの検索がnullを返すことを確認します。19
C) <apex:commandButton> タグに reRender 属性を実装します。
D) DAT16Aテーブルを<apex:actionRegion>タグで囲みます。1718
5. 次のコード スニペットを参照してください。
Java
public class LeadController {
public static List<Lead> getFetchLeadList(String searchTerm, Decimal aRevenue) { String safeTerm = '%'+searchTerm.escapeSingleQuotes()+ '%'; return [ SELECT Name, Company, AnnualRevenue FROM Lead WHERE AnnualRevenue >= :aRevenue AND Company LIKE :safeTerm LIMIT 20
];
}
}
ある開発者が、Lightning Webコンポーネント(LWC)の一部として、特定の条件が満たされた場合にgetFetchLeadListを呼び出してリードに関する情報を表示するJavaScript関数を作成しました。LWCがセキュリティを維持しながらデータを効率的に表示できるようにするには、上記のApexクラスにどのような3つの変更を加える必要がありますか?
A) Apex メソッドに @AuraEnabled(Cacheable=true) アノテーションを追加します。
B) クラス宣言に without sharing キーワードを実装します。
C) Apex メソッドに @AuraEnabled アノテーションを追加します。
D) SOQL クエリ内で WITH SECURITY_ENFORCED 句を使用します。
E) クラス宣言でwith sharingキーワードを実装します。567
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: B | Question # 3 Answer: C | Question # 4 Answer: C | Question # 5 Answer: A,D,E |
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