Accurate Hot Selling DEX-450 Exam Dumps 2022 Newly Released [Q76-Q93] : Latest Exam Prep : http://certify.vceprep.com

NO.76 Which three code lines are required to create a Lightning component on a Visualforce page? Choose 3 answers

$Lightning.createComponent

<apex:slds/>

$Lightning.useComponent

$Lightning.use

<apex:includeLightning/>

NO.77 An Approval Process is defined in the Expense_Item__c. A business rule dictates that whenever a user changes the Status to ‘Submitted’ on an Expense_Report__c record, all the Expense_Item__c records related to the expense report must enter the approval process individually. Which approach should be used to ensure the business requirement is met?

Create a Process Builder on Expense_Report__c with a ‘Submit for Approval’ action type to submit all related Expense_Item__c records when the criteria is met.

Create two Process Builder, one on Expense_Report__c to mark the related Expense_Item__c as submittable and the second on Expense_Item__c to submit the records for approval.

Create a Process Builder on Expense_Report__c to mark the related Expense_Item__c as submittable and trigger on Expense_item__c to submit the records for approval.

Create a Process Builder on Expense_Report__c with an ‘Apex’ action type to submit all related Expense_Item__c records when the criteria is met.

NO.78 What is the preferred way to reference web content such as images, style sheets, JavaScript, and other libraries that is used in Visualforce pages?

By accessing the content from Chatter Files.

By uploading the content in the Documents tab.

By accessing the content from a third -party CON.

By uploading the content as a Static Resource.

NO.79 Which three resources in an Azure Component can contain JavaScript functions?

Controllers

helper

Design

Style

Renderer

NO.80 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?23wa

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

Use the without sharing keyword on the class declaration.

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

Use the with sharing keyword on the class declaration.

NO.81 Considering the following code snippet:

When the code executes a DML exception is thrown.
How should the developer modify the code to ensure exceptions are handled gracefully?

Implement a try/catch block for the DML.

Remove null items from the list if Accounts.

Implement the upsert DML statement.

Implement Change Data Capture

NO.82 The sales management team at Universal Containers requires that the Lead Source field of the Lead record be populated when a Lead is converted.
What should be used to ensure that a user populates the Lead Source field prior to converting a Lead?

Process Builder

Validation Rule

Formula Field

workflow Rule

NO.83 What can used to delete components from production?

A change set deployment with the delete option checked

An ant migration tool deployment with destructivechanges xml file and the components to delete in the package .xml file

A change set deployment with a destructivechanges XML file

An ant migration tool deployment with a destructivechanges XML file and an empty package .xml file

NO.84 A developer is tasked to perform a security review of the ContactSearch Apex class that exists in the system. Whithin the class, the developer identifies the following method as a security threat: List<Contact> performSearch(String lastName){ return Database.query(‘Select Id, FirstName, LastName FROM Contact WHERE LastName Like %’+lastName+’%); } What are two ways the developer can update the method to prevent a SOQL injection attack? Choose 2 answers

Use variable binding and replace the dynamic query with a static SOQL. (Missed)

Use the escapeSingleQuote method to sanitize the parameter before its use. (Missed)

Use a regular expression expression on the parameter to remove special characters.

Use the @Readonly annotation and the with sharing keyword on the class.

NO.85 Given the code below, what can be done so that recordcount can be accessed by a test class, but not by a non-test class? Public class mycontroller{ private integer recordcount; }

Add a seealldata annotation to the test class

Add the testvisible annotation to recordcount

Change recordcount from private to public

Add the testvisible annotation to the mycontroller class

NO.86 A developer encounters APEX heap limit errors in a trigger.
Which two methods should the developer use to avoid this error? (Choose two.)

Use the transient keyword when declaring variables.

Query and store fields from the related object in a collection when updating related objects.

Remove or set collections to null after use.

Use SOQL for loops instead of assigning large queries results to a single collection and looping through the collection.

NO.87 A developer has a Visualforce page and custom controller to save Account records. The developer wants to display any validation rule violation to the user. How can the developer make sure that validation rule violations are displayed?

Add cuatom controller attributes to display the message.

Include <apex:message> on the Visualforce page.

Use a try/catch with a custom exception class.

Perform the DML using the Database.upsert() method.

NO.88 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?

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

Use the without sharing keyword on the class declaration.

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

Use the with sharing keyword on the class declaration.

NO.89 A developer creates a custom controller and a custom Visualforce page by using the code block below:
public class MyController {
public String myString {
get {
if (myString == null) { myString = ‘a’;
}
return myString;
} private set; } public string getMyString (){
return ‘getMyString’;
} public string getStringMethod () {
if (myString == null) {
myString = ‘b’;
} return myString;
}
} <apex:page controller = “MyController”> {!StringMethod}, {!myString}, {!myString} </apex:page> What can the user expect to see when accessing the custom page?

A, a, a

B, b, b

A, b, getMyString

B, a, getMyString

NO.90 The values ‘High’, ‘Medium’, and ‘Low’ are Identified as common values for multiple picklist across different object. What is an approach a developer can take to streamline maintenance of the picklist and their values, while also restricting the values to the ones mentioned above?

Create the Picklist on each object and use a Global Picklist Value Set containing the Values.

Create the Picklist on each object as a required field and select “Display values alphabeticaly, not in the order entered”.

Create the Picklist on each object and select “Restrict picklist to the values defined in the value set”.

Create the Picklist on each and add a validation rule to ensure data integrity.

NO.91 A developer has the following requirements:
* Calculate the total amount on an Order.
* Calculate the line amount for each Line Item based on quantity selected and price.
* Move Line Items to a different Order if a Line Item is not in stock.
Which relationship implementation supports these requirements on its own7

Line Item has a re-parentable master-detail field to Order.

Order has a re-parentable master-detail field to Line Item.

Line Item has a re-parentable lookup field to Order.

Order has a re-parentable lookup field to Line Item.

NO.92 A developer Edition org has five existing accounts. A developer wants to add 10 more accounts for …
The following code is executed in the Developer Console using the Executor Anonymous window:

How many total accounts will be in the org after this code is executed?

NO.93 Which code in a Visualforce page and/or controller might present a security vulnerability?

<apex:outputField value=”{!ctrl.userInput}” />

<apex:outputText escape=”false” value=” {!$CurrentPage.parameters.userInput}” />

<apex:outputText value=”{!£CurrentPage.parameters.userInput}” />

<apex:outputField escape=”false” value=”{!ctrl.userInput}” />