Salesforce PDI 問題集

質問 1：
Universal Containers has a Visualforce page that displays a table of every Container__c being rented by a given Account. Recently this page is failing with a view state limit because some of the customers rent over
10,000 containers.
What should a developer change about the Visualforce page to help with the page load errors?
A. Use lazy loading and a transient List variable.
B. Implement pagination with an OffsetController.
C. Use JavaScript remoting with SOQL Offset.
D. Implement pagination with a StandardSetController.
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 2：
Universal Containers decides to use exclusively declarative development to build out a new Salesforce application.
Which three options should be used to build out the database layer for the application?
Choose 3 answers
A. Relationships
B. Roll-up summaries
C. Custom objects and fields
D. Triggers
E. Flows
正解：A,B,C
解説: (Topexam メンバーにのみ表示されます)

質問 3：
A developer is asked to write helper methods that create test data for unit tests.

What should be changed in the TestUtils class so that its methods are only usable by unit test methods?
A. @isTest above line 03.
B. Change public to private on line 01.
C. Add @istest above line 01.
D. Remove static from line 03.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 4：
Assuming that name is a String obtained by a Visualforce page, which two SOQL queries performed are safe from SOQL injection? (Choose two.)
A. apex
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String query = 'SELECT Id FROM Account WHERE Name LIKE \'%' + name + '%\''; List<Account> results = Database.query(query);
B. apex
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String query = 'SELECT Id FROM Account WHERE Name LIKE \'%' + name.noQuotes() + '%\''; List<Account> results = Database.query(query);
C. apex
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String query = 'SELECT Id FROM Account WHERE Name LIKE \'%' + String.escapeSingleQuotes (name) + '%\''; List<Account> results = Database.query(query);
D. apex
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String query = '%' + name + '%';
List<Account> results = [SELECT Id FROM Account WHERE Name LIKE :query];
正解：C,D
解説: (Topexam メンバーにのみ表示されます)

質問 5：
What should a developer use to obtain the Id and Name of all the Leads, Accounts, and Contacts that have the company name "Universal Containers?
A. SELECT lead(id, name), account (id, name}, contact(id, name) FROM Lead, Account, Contact WHERE Name = "Universal Containers'
B. PIND 'Universal Centainers' IN Name Fields RETURNING lead(id, name), saceount(id, mame), contact (id, name)
C. SELECT Lead.id, Lead.Neme, Account,Id, Account.Neme, Contact.id, Contact.Neame FROM Lead, Account, Contact WHERE CompanyName = "Universal Containers*
D. FIND 'Universal Conteiners' IN CompenyName Fields RETURNING leadjid, name), sccount(ad, name}, conteact(id, name)
正解：D
解説: (Topexam メンバーにのみ表示されます)

質問 6：
Universal Containers wants to automatically assign new cases to the appropriate support representative based on the case origin. They have created a custom field on the Case object to store the support representative name.
What is the best solution to assign the case to the appropriate support representative?
A. Use a formula field on the Case object.
B. Use a validation rule on the Case object.
C. Use a trigger on the Case object.
D. Use an Assignment Flow element.
正解：D
解説: (Topexam メンバーにのみ表示されます)