Online Access Free Salesforce.PDI.v2022-11-23.q280 Practice Test (Page 7)

PDI Exam Question 26

A developer must create a ShippingCalculator class that cannot be instantiated and must include a working default implementation of a calculate method, that sub-classes can override. What is the correct implementation of the ShippingCalculator class?

A.Public abstract class ShippingCalculator {
public override calculate() { /*implementation*/ }
}

B.Public abstract class ShippingCalculator {
public void calculate() { /*implementation*/ }
}
the extending class can override the existing virtual methods by using the override keyword in the method definition. Overriding a virtual method allows you to provide a different implementation for an existing method https://developer.salesforce.com/docs/atlas.en-us.apexcode.meta/apexcode/apex_classes_extending.htm

C.Public abstract class ShippingCalculator {
public virtual void calculate() { /*implementation*/ }
}

D.Public abstract class ShippingCalculator {
public abstract calculate() { /*implementation*/ }
}

PDI Exam Question 27

Which two number expression evaluate correctly? Choose 2 answers

A.Double D =3.14159;

B.Long I = 3.14159;

C.Integer I = 3.14159;

D.Decimal D = 3.14159;

PDI Exam Question 28

A Hierarchy Custom Setting stores a specific URL for each profile in Salesforce. Which statement can a developer use to retrieve the correct URL for the current user'sprofile and display this on a Visualforce Page?

A.{!$Setup.Url_Settings__C.[Profile.Id].URL__c}

B.{!$Setup.Url_Settings__C.URL__c}

C.{!$Setup.Url_Settings__C.[$Profile.Id].URL__c}

D.{!$Setup.Url_Settings__C.Instance[Profile.Id].URL__c}

PDI Exam Question 29

Given the following Anonymous Block:

Which one do you like?
What should a developer consider for an environment that has over 10,000 Case records?

A.The try/catch block will handle any DML exceptions thrown.

B.The try/catch block will handle exceptions thrown by governor limits.

C.The transaction will succeed and changes will be committed.

D.The transaction will fail due to exceeding the governor limit.

PDI Exam Question 30

What does the Lightning Component framework provide to developers?

A.Support for Classic and Lightning UIS.

B.Templates to create custom components.

C.Extended governor limits for applications

D.Prebuilt component that can be reused.

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PDI Exam Question 26

PDI Exam Question 27

PDI Exam Question 28

PDI Exam Question 29

PDI Exam Question 30

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