Salesforce DEX-450 Quiz 62 Topic 6 Questions 306-310

Question: 1

A company has a custom object named Region. Each account in salesforce can only be related to one region at a time, but this relationship is optional. Which type of relantionship should a developer use to relate an account to a region?

AParent-child

BMaster-detail

CHierarchical

DLookup

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Question: 2

Which two queries can a developer use in a Visualforce controller to protect against SOQL injection vulnerabilities? Choose 2 answers

AString qryName = % + String.enforceSecurityChecks(name)+ % ;
String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString);

BString qryName = % + name % ;
String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString);

CString qryName = % + String.escapeSingleQuotes(name)+ % ;
String qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString);

DString qryString = SELECT Id FROM Contact WHERE Name LIKE :qryNAme ;
List queryResults = Database.query(qryString);

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Question: 3

A developer uses a Test Setup method to create an Account named 'Test'. The first test method deletes the Account record. What must be done in the second test method to use the Account?

AUse SELECT Id from Account where Name='Test'

BRestore the Account using an undeleted statement

CThe Account cannot be used in the second test method

DCall the Test Setup method at the start of the test

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Question: 4

Which two ways can a developer instantiate a PageReference in Apex? Choose 2 answers

ABy using an object standard set controller action

BBy using ApexPages.currentPage()

CBy using the PageReference.getURL() method

DBy using an object standard controller action

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Question: 5

Which two practices should be used for processing records in a trigger? Choose 2 answers

AUse @future methods to handle DML operations.

BUse a Map to reduce the number of SOQL calls

CUse (callout=true) to update an external system

DUse a Set to ensure unique values in a query filter

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Salesforce DEX-450 Quiz:62 Topic:6 Questions:306-310