CRT-450.pdf
Q: 1
A developer needs to implement a custom SOAP Web Service that is used by an external Web
Application. The developer chooses to include helper methods that are not used by the Web
Application in the implementation of the Web Service Class.
Which code segment shows the correct declaration of the class and methods?
A)
B)
C)
D)
B)
C)
D)
Options
Q: 2
Universal Containers has a support process that allows users to request support from its engineering
team using a custom object,
Engineering Support c.
Users should be able to associate multiple Engineering Support __c records to a single Opportunity
record. Additionally, aggregate information
about the Engineering Support _c records should be shown on the Opportunity record.
Which relationship field should be implemented to support these requirements?
Options
Q: 3
A lead developer creates an Apex interface called Laptop. Consider the following code snippet:
public class SilverLaptop{
//code implementation
How can a developer use the Laptop interface within the silverLaptop class?
A)
B)
C)
D)
B)
C)
D)
Options
Q: 4
Since Aura application events follow the traditional publish-subscribe model, which method is used
to fire an event?
Options
Q: 5
What should a developer do to check the code coverage of a class after running all tests?
Options
Q: 6
A developer at AW Computing is tasked to create the supporting test class for a programmatic
customization that leverages records stored within the custom object, Pricing Structure c. AW
Computing has a complex pricing structure for each item on the store, spanning more than 500
records.
Which two approaches can the developer use to ensure Pricing _Structure__c records are available
when the test class is executed?
Choose 2 answers
Options
Q: 7
A developer must write an Apex method that will be called from a Lightning component. The method
may delete an Account stored in the accountRec variable.
Which method should a developer use to ensure only users that should be able to delete Accounts
can successfully perform deletions?
Options
Q: 8
The orderHelper class is a utility class that contains business logic for processing orders. Consider the
following code snippet:
A developer needs to create a constant named delivery_multiplier with a value of 4.15. The value of
the constant should not change at any time in the code.
How should the developer declare the delivery multiplier constant to meet the business objectives?
A developer needs to create a constant named delivery_multiplier with a value of 4.15. The value of
the constant should not change at any time in the code.
How should the developer declare the delivery multiplier constant to meet the business objectives?Options
Q: 9
A developer has identified a method in an Apex class that performs resource intensive actions in
memory by iterating over the result set of a SOQL statement on the account. The method also
performs a DML statement to save the changes to the database.
Which two techniques should the developer implement as a best practice to ensure transaction
control and avoid exceeding governor limits'*
Choose 2 answers
Options
Q: 10
Which exception type cannot be caught?
Options
Question 1 of 10
