CRT-450 Practice Test Questions

A company has a custom object named Warehouse. Each Warehouse record has a distinct record owner, and is related to a parent Account in Salesforce.Which kind of relationship would a developer use to relate the Account to the Warehouse?

A. One -to -Many

B. Lookup

C. Master -Detail

D. Parent -Child

How can a developer retrieve all Opportunity record type labels to populate a list collection?Choose 2 answers

A. Obtain describe object results for the Opportunity objct.

B. Write a for loop that extracts values from the Opportunity.RecordType.Name field.

C. Use the global variable $RecordType and extract a list from the map.

D. Write a SOQL for loop that iterates on the RecordType object

The Sales Management team hires a new intern. The intern is not allowed to view Opportunities, but needs to see the Most Recent Closed Date of all child Opportunities when viewing an Account record. What would a developer do to meet this requirement?

A. Create a trigger on the Account object that queries the Close Date of the most recent Opportunities.

B. Create a Workflow rule on the Opportunity object that updates a field on the parent Account.

C. Create a formula field on the Account object that performs a MAX on the Opportunity Close Date field.

D. Create a roll-up summary field on the Account object that performs a MAX on the Opportunity Close Date field.

What is an accurate constructor for a custom controller named "MyController"?

A. public MyController () { account = new Account () ; }

B. public MyController (sObject obj) { account = (Account) obj; }

C. public MyController (List objects) { accounts = (List ) objects; }

D. public MyController (ApexPages.StandardController stdController) { account = (Account) stdController.getRecord(); }

A developer is creating a test coverage for a class and needs to insert records to validate functionality. Which method annotation should be used to create records for every method in the test class?

A. @BeforeTest

B. @isTest(SeeAllData=True)

C. @TestSetup

D. @PreTest

A developer creates a method in an Apex class and needs to ensure that errors are handled properly.What would the developer use? (There are three correct answers.)

A. ApexPages.addErrorMessage()

B. A custom exception

C. .addError()

D. Database.handleException()

E. A try/catch construct

A developer has the following code block: public class PaymentTax {public static decimal SalesTax = 0.0875;} trigger OpportunityLineItemTrigger on OpportunityLineItem (before insert, before update) {PaymentTax PayTax = new PaymentTax();decimal ProductTax = ProductCost * XXXXXXXXXXX;} To calculate the productTax, which code segment would a developer insert at the XXXXXXXXXXX to make the value the class variable SalesTax accessible within the trigger?

A. SalesTax

B. PayTax.SalesTax

C. PaymentTax.SalesTax

D. OpportunityLineItemTngger.SalesTax

Which option would a developer use to display the Accounts created in the current week and the number of related Contacts using a debug statement in Apex?

A. For(Account acc: [SELECT Id, Name,(SELECT Id, Name FROM Contacts) FROM Account WHERE CreatedDate = THIS_WEEK]) { List cons = acc.Contacts; System.debug(acc.Name + ‘ has ’ + cons.size() + ‘Contacts’; }

B. For(Account acc: [SELECT Id, Name, (SELECT Id, Name FROM Contacts) FROM Account WHERE CreatedDate = CURRENT_WEEK]){ List cons = acc.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’); }

C. For(Account acc:[SELECT Id, Name, Account.Contacts FROM Account WHERE CreatedDate = CURRENT_WEEK]) { List cons = acc.Account.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’); }

D. For(Account acc: [SELECT Id, Name, Account.Contacts FROM Account WHERE CreatedDate = THIS_WEEK]){ List cons = acc.Account.Contacts; System.debug(acc.Name + ‘ has ‘ + cons.size() + ‘Contacts’ }

An org has different Apex Classes that provide Account -related functionality.After a new validation rule is added to the object, many of the test methods fail.What can be done to resolve the failures and reduce the number of code changes needed for future validation rules?Choose 2 answers:

A. Create a method that creates valid Account records, and call this method from within test methods.

B. Create a method that loads valid Account records from a Static Resource, and call this method within test methods.

C. Create a method that performs a callout for a valid Account record, and call this method from within test methods.

D. Create a method that queries for valid Account records, and call this method from within test methods.

A Visualforce page has a standard controller for an object that has a lookup relationship to a parent object. How can a developer display data from the parent record on the page?

A. By adding a second standard controller to the page for the parent record.

B. By using a roll-up formula field on the child record to include data from the parent record.

C. By using SOQL on the Visualforce page to query for data from the parent record.

D. By using merge field syntax to retrieve data from the parent record.