Salesforce Salesforce Certifications DEX-450 Questions & Answers

• Question 11:

  A developer needs to provide a way to mass edit,update, and delete records from a list view in which two ways can this be accomlpished? choose 2 answers

  A. Download an unmanaged package from the appexchange that provides customizable mass edit, update and delete functionality

  B. Configure the user interface and enable both inline editing enhanced lists

  C. Download a managed package from the appexchange that provides customizable enhanced list views and buttons

  D. Create a new visualforce page and apex controller for the list view that provides mass edit,update and delete functionality

  Correct Answer: CD

• Question 12:

  A developer created a lightning component name accountList.cmp that display a list of Accounts. Client-side logic that is executed when a user hovers over an account in the list should be stored in which bundle member?

  A. AccountListHelper.js

  B. AccountListRenderer.js

  C. AccountList.renderer

  D. AccountList.helper

  Correct Answer: C

• Question 13:

  A developer created a visualforce page using a custom controller that calls an apex helper class. A method in the helper class hits a governor limit. what is the result of the transaction?

  A. The helper class creates a savepoint and continues

  B. All changes in the transaction are rolled back

  C. All changes made by the custom controller are saved

  D. The custom controller calls the helper class method ag

  Correct Answer: C

• Question 14:

  What are three considerations when using the @InvocableMethod annotation in Apex?

  Choose 3 answers

  A. A method using the @InvocableMethod annotation must define a return value.

  B. A method using the @InvocableMethod annotation can have multiple input parameters.

  C. A method using the @InvocableMethod annotation must be declared as static (Missed)

  D. A method using the @InvocableMethod annotation can be declared as Public or Global. (Missed)

  E. Only one method using the @InvocableMethod annotqation can be defined per Apex class. (Missed)

  Correct Answer: CDE

• Question 15:

  What is the maximum number of SOQL queries used by the following code? List aList = [SELECT Id FROM Account LIMIT 5]; for (Account a : aList){ List cList = [SELECT Id FROM Contact WHERE AccountId = :a.Id); }

  A. 5

  B. 6

  C. 1

  D. 2

  Correct Answer: B

• Question 16:

  A sales manager wants to make sure that whenever an opportunity stage is changed to 'Closed Won', a new case will be of created for the support team to collect necessary information from the customer. How should a developer accomplish this?

  A. Create a Process Builder to create the new case.

  B. Set up a validation rule on the Opportunity Stage.

  C. Create a lookup field to the Case object on the opportunity object.

  D. Create a workflow rule to create the new case.

  Correct Answer: A

• Question 17:

  A platform developer needs to implement a declarative solution that will display the most recent closed won date for all opportunity records associated with an account. Which field is required to achieve this declaratively?

  A. Roll-up summary field on the opportunity object

  B. Cross-object formula field on the account object

  C. Roll-up summary field on the account object

  D. Cross-object formula field on the opportunity object

  Correct Answer: C

• Question 18:

  Universal Containers implemented a private sharing model for the Account object. A custom Account search tool was developed with Apex to help sales representatives find accounts that match multiple criteria they specify. Since its release, users of the tool report they can see Accounts they do not own. What should the developer use to enforce sharing permission for the currently logged-in user while using the custom search tool?

  A. Use the schema describe calls to determine if the logged-in users has access to the Account object.

  B. Use the without sharing keyword on the class declaration.

  C. Use the UserInfo Apex class to filter all SOQL queries to returned records owned by the logged-in user.

  D. Use the with sharing keyword on the class declaration.

  Correct Answer: A

• Question 19:

  A developer must create a DrawList class that provides capabilities defined in the Sortable and Drawable interfaces. public interface Sortable { void sort(); } public interface Drawable { void draw(); }

  Which is the correct implementation?

  A. Public class DrawList implements Sortable, Implements Drawable { public void sort() { / *implementation*/} public void draw() { /*implementation*/} ]

  B. Public class DrawList extends Sortable, Drawable { public void sort() { /*implementation*/} public void draw() { /*implementation*/} }

  C. Public class DrawList implements Sortable, Drawable { public void sort() { /*implementation*/} public void draw() { /*implementation*/} }

  D. Public class DrawList extends Sortable, extends Sortable, extends Drawable { public void sort() { / *implementation*/ } public void draw() { /* implementation */}

  Correct Answer: C

• Question 20:

  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.Instance[Profile.Id].URL__c}

  B. {!$Setup.Url_Settings__C.URL__c}

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

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

  Correct Answer: B