CRT-450 Practice Test Questions

Why would a developer consider using a custom controller over a controller extension?

A. To increase the SOQL query governor limits.

B. To implement all of the logic for a page and bypass default Salesforce functionality

C. To leverage built-in functionality of a standard controller To enforce user sharing settings and permissions

Which approach should be used to provide test data for a test class?

A. Query for existing records in the database.

B. Execute anonymous code blocks that create data.

C. Use a test data factory class to create test data.

D. Access data in @TestVisible class variables.

Which three declarative fields are correctly mapped to variable types in Apex? (Choose three.)

A. Number maps to Decimal.

B. Number maps to Integer.

C. TextArea maps to List of type String.

D. Date/Time maps to Dateline.

E. Checkbox maps to Boolean.

How should a developer avoid hitting the governor limits in test methods?

A. Use @TestVisible on methods that create records.

B. Use Test.loadData() to load data from a static resource.

C. Use @IsTest (SeeAllData=true) to use existing data.

D. Use Test.startTest() to reset governor limits.

A Visualforce page is required for displaying and editing Case records that includes both standard and custom functionality defined in an Apex class called myControllerExtension. The Visualforce page should include which attribute(s) to correctly implement controller functionality?

A. controller=“Case” and extensions=“myControllerExtension”

B. extensions=“myControllerExtension”

C. controller=“myControllerExtension”

D. standardController=“Case” and extensions=“myControllerExtension”

Which three tools can deploy metadata to production? (Choose three.)

A. Change Set from Developer Org

B. Force.com IDE

C. Data Loader

D. Change Set from Sandbox

E. Metadata API

Which set of roll-up types are available when creating a roll-up summary field?

A. COUNT, SUM, MIN, MAX

B. AVERAGE, SUM, MIN, MAX

C. SUM, MIN, MAX

D. AVRAGE, COUNT, SUM, MIN, MAX

A developer is asked to set a picklist field to ‘Monitor’ on any new Leads owned by a subnet of Users. How should the developer implement this request?

A. Create an after insert Lead trigger.

B. Create a before insert Lead trigger.

C. Create a Lead Workflow Rule Field Update.

D. Create a Lead formula field.

How should a developer make sure that a child record on a custom object, with a lookup to the Account object, has the same sharing access as its associated account?

A. Create a Sharing Rule comparing the custom object owner to the account owner.

B. Create a validation rule on the custom object comparing the record owners on both records.

C. Include the sharing related list on the custom object page layout.

D. Ensure that the relationship between the objects is Master-Detail.

How should a developer prevent a recursive trigger?

A. Use a “one trigger per object” pattern.

B. Use a static Boolean variable.

C. Use a trigger handler.

D. Use a private Boolean variable.