This page was exported from Free Exams Dumps Materials [ http://exams.dumpsmaterials.com ] Export date:Thu Nov 21 13:15:07 2024 / +0000 GMT ___________________________________________________ Title: [2023] Pass Salesforce DEX-450 Exam in First Attempt Easily [Q80-Q101] --------------------------------------------------- [2023] Pass Salesforce DEX-450 Exam in First Attempt Easily The Most Efficient DEX-450 Pdf Dumps For Assured Success  NO.80 What are two characteristics related to formulas? Choose 2 answers.  Formula can reference themselves.  Formulas are calculated at runtime and are not stored in the database.  Formulas can reference values in related objects.  Fields that are used in a formula field can be deleted or edited without the formula. NO.81 Which code should be used to update an existing Visualforce page that uses standard Visualforce components so that the page matches the look and feel of Lightning Experience?  <apex:page lightningStyleSheets=”true”>  <apex:page>  <apex:commandButton styleClass=”slds-vf-button_brand” value=”Refresh the Page”>  apex:actionStatus NO.82 An org has different Apex Classes that provide Account -related functionality.After a new validation rule is added to the object, many of the test methods fail.What can be done to resolve the failures and reduce the number of code changes needed for future validation rules?Choose 2 answers:  Create a method that creates valid Account records, and call this method from within test methods.  Create a method that loads valid Account records from a Static Resource, and call this method within test methods.  Create a method that performs a callout for a valid Account record, and call this method from within test methods.  Create a method that queries for valid Account records, and call this method from within test methods. NO.83 A developer wants to list all of the Tasks for each Account on the Account detail page. When a task is created for a Contact, what does the developer need to do to display the Task on the related Account record?  Nothing. The task is automatically displayed on the Account page.  Nothing. The Task cannot be related to an Account and a Contact.  Create a Workflow rule to relate the Task to the Contact’s Account.  Create an Account formula field that displays the Task information. NO.84 A developer wants to retrieve the Contacts and Users with the email addres ‘dev@uc.com’. Which SOSL statement should the developer use?  FIND {dev@uc.com} IN Email Fields RETURNING Contact (Email), User (Email)  FIND {Email = ‘dev@uc.com’} IN Contact, User  FIND {Email = ‘dev@uc.com’} RETURNING Contact (Email), User (Email)  FIND Email IN Contact, User FOR {dev2uc.com} NO.85 A developer runs the following anonymous code block:List<Account> acc = [SELECT Id FROM Account LIMIT 10];Delete acc;Database.emptyRecycleBin(acc);system.debug(Limits.getDMLStatements()+ ‘, ‘+Limits.getLimitDMLStatements());What is the result?  11, 150  150, 2  150, 11  2, 150 NO.86 Refer to the following code snippet for an environment has more than 200 Accounts belonging to the Technology’ industry:When the code execution, which two events occur as a result of the Apex transaction?When the code executes, which two events occur as a result of the Apex transaction?Choose 2 answers  If executed in an asynchronous context, the apex transaction is likely to fall by exceeding the DML governor limit  The Apex transaction succeeds regardless of any uncaught exception and all processed accounts are updated.  The Apex transaction fails with the following message. “SObject row was retrieved via SOQL without querying the requested field Account.Is.Tech__c”.  If executed In a synchronous context, the apex transaction is likely to fall by exceeding the DHL governor limit. NO.87 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.88 A developer uses a Test Setup method to create an Account named ‘Test’. The first test method deletes the Account record. What must be done in the second test method to use the Account?  Use SELECT Id from Account where Name=’Test’  Restore the Account using an undeleted statement  The Account cannot be used in the second test method  Call the Test Setup method at the start of the test NO.89 What is an example of a polymorphic lookup field in Salesforce?  The LeadId and Contactid fields on the standard Campaign Member object  A custom field, Link__c, on the standard Contact object that looks up to an Account or a Campaign  The Whatld field on the standard Event object  The Parentid field on the standard Account object NO.90 Which two statements are acceptable for a developer to use inside procedural loops?  Contact con = new Contact();  ContactList.remove(i);  Delete contactList;  Account a = [SELECT id, Name FROM account WHERE id = : con.AccountId LIMIT 1]; NO.91 What is a capability of the <ltng:require> tag that is used for loading external Javascript libraries in Lightning Component? (Choose three.)  Loading files from Documents.  One-time loading for duplicate scripts.  Specifying loading order.  Loading scripts in parallel.  Loading externally hosted scripts. NO.92 A developer is creating an app that contains multiple Lightning web components.One of the child components is used for navigation purposes. When a user click a button called.. component, the parent component must be alerted so it can navigate to the next page.How should this be accomplished?  Fire a notification.  Update a property on the parent.  Call a method in the Apex controller.  Create a custom event. NO.93 A developer has a VF 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 custom controller attributes to display the message.  Include <apex:messages> on the Visualforce page.  Use a try/catch with a custom exception class.  Perform the DML using the Database.upsert() method https://developer.salesforce.com/docs/atlas.en-us.pages.meta/pages/pages_compref_message.htmNO.94 In terms of the MVC paradigm, what are two advantages of implementing the layer of a Salesforce application using Aura Component-based development over Visualforce? Choose 2 answers  Self-contained and reusable units of an application (Missed)  Rich component ecosystem (Missed)  Automatic code generation  Server-side run-time debugging NO.95 Universal Containers wants Opportunities to be locked from editing when reaching the Closed/Won stage.Which two strategies should a developer use to accomplish this? Choose 2 answers  Use a validation rule.  Use a trigger. NO.96 A developer writes a before insert trigger.How can the developer access the incoming records in the trigger body?  By accessing the Trigger.new context variable.  By accessing the Trigger.newRecords context variable.  By accessing the Trigger.newMap context variable.  By accessing the Tripper.newList context variable. NO.97 A company that uses a Custom object to track candidates would like to send candidate information automatically to a third -party human resource system when a candidate is hired. What can a developer do to accomplish this task?  Create an escalation rule to the hiring manager.  Create an auto response rule to the candidate.  Create a Process Builder with an outbound message action.  Create a workflow rule with an outbound message action. NO.98 A developer needs to display all of the available fields for an object.In which two ways can the developer retrieve the available fields if the variable myObject represents the name of the object? (Choose two.)  Use myObject.sObjectType.getDescribe().fieldSet() to return a set of fields.  Use mySObject.myObject.fields.getMap() to return a map of fields.  Use Schema.describeSObjects(new String[]{myObject})[0].fields.getMap() to return a map of fields.  Use getGlobalDescribe().get(myObject).getDescribe().fields.getMap() to return a map of fields. NO.99 A newly hired developer discovers that there are multiple triggers on the case object.What should the developer consider when working with triggers?  Developers must dictate the order of trigger execution.  Trigger execution order is based on creation date and time.  Unit tests must specify the trigger being tested.  Trigger execution order is not guaranteed for the same sObject. NO.100 Assuming that ‘name; is a String obtained by an <apex:inputText> tag on a Visualforce page. Which two SOQL queries performed are safe from SOQL injections? Choose 2 answers  String query = ‘SELECT Id FROM Account WHERE Name LIKE ”%’ + name.noQuotes() + ‘%”; List<Account> results = Database.query(query);  String query = ‘SELECT Id FROM Account WHERE Name LIKE ”%’ + String.escapeSingleQuotes(name) + ‘%”; List<Account> results = Database.query(query);  String query = ‘SELECT Id FROM Account WHERE Name LIKE ”%’ + name + ‘%”; List<Account> results = Database.query(query);  String query = ‘%’ + name + ‘%’;List<Account> results = [SELECT Id FROM Account WHERE Name LIKE :query]; NO.101 A developer executes the following code in the Developer Console:List<Account> fList = new List <Account> ();For(integer i= 1; I <= 200; i++){fList.add(new Account ( Name = ‘Universal Account ‘ + i));}Insert fList;List <Account> sList = new List<Account>();For (integer I = 201; I <=20000; i ++){sList.add(new Account (Name = ‘Universal Account ‘ + i));}Insert sList;How many accounts are created in the Salesforce organization ?  20000  0  200  1000  Loading … How much Salesforce DEX-450 Exam Cost The price of the Salesforce DEX-450 certification is $375 USD, for more information related to the Salesforce DEX-450 Exam please visit Salesforce website. Topics of Salesforce DEX-450 Exam Aspirants must know the exam topics before they start of preparation. Because it will help them to prepare for the below concepts. DEX-450 exam will include the following topics: 1. Objects and Fields Describe the capabilities of objects on the Salesforce platform Create a custom object Create custom fields Create relationship fields 2. Work Effectively with Custom Objects and Fields Create formula fields Create roll-up summary fields Describe the capabilities of record types 3. Programming with Apex Describe key aspects of Apex that differentiate it from other languages, such as Java and C# Describe why Apex transactions and governor limits must be considered when writing Apex Execute simple Apex Use the sObject data type, the primitive data types, and basic control statements in Apex 4. Use SOQL to Query Your Org's Data Write a basic query using Salesforce's query language, SOQL Process the result of a query in Apex Create a query dynamically at run-time Use SOQL to Query - Parent-Child Relationships Describe a relationship query Write a query that traverses a child-to-parent relationship Write a query that traverses a parent-to-child relationship 5. DML Essentials List the differences between the ways you can invoke DML operations Write Apex to invoke DML operations and handle DML errors 6. Trigger Essentials Describe what a trigger is used for Describe the syntax of a trigger definition Use trigger context variables 7. Apex Class Essentials Describe how Apex classes are used Define an Apex class Determine what data an Apex class can access 8. The Save Order of Execution and Apex Transactions Describe key points in the Order of Execution Describe how triggers fit into and can be impacted by the Order of Execution Describe the lifecycle of an Apex Transaction Describe the memory lifecycle for static variables 9. Testing Essentials Describe Apex's testing framework Create test data Write and run an Apex test 10. Testing Strategies Describe practices for writing code that is easy to maintain and extend Write triggers and classes that assume batches of data as input Write code that works efficiently with the database, both in querying and using DML 11. Strategies for Designing Efficient Apex Solutions Determine your code coverage percentages Create tests using best practices 12. Trigger Design Strategies List declarative mechanisms you can use to implement complex business logic, for what types of problems they are best used, and their limitations Describe ways in which you can use declarative functionality to improve your programmatic solutions 13. Creating Visualforce Pages Create a Visualforce page Reference a standard controller Launch a Visualforce page using a custom button Display data from a record in a Visualforce page 14. Exploring the View and Controller Layers of Visualforce Create a Visualforce page Display related data Invoke standard controller actions 15. Working with Custom Controllers and Controller Extensions Create controller extensions Create a custom controller Work with properties Use PageReferences Invoke custom methods in Visualforce pages 14.Working with List Controllers and SOSL Queries Use a standard list controller in a Visualforce page Create a SOSL query Create a custom list controller 16. Visualforce Development Considerations Determine whether a declarative solution exists for your requirements Describe common governor limit issues and security concerns Describe Visualforce strategies Testing Visualforce Controllers Describe how a Visualforce controller interacts with the view Write tests for controller constructors Write tests for action methods, getters, setters, and properties   We offers you the latest free online DEX-450 dumps to practice: https://www.dumpsmaterials.com/DEX-450-real-torrent.html --------------------------------------------------- Images: https://exams.dumpsmaterials.com/wp-content/plugins/watu/loading.gif https://exams.dumpsmaterials.com/wp-content/plugins/watu/loading.gif --------------------------------------------------- --------------------------------------------------- Post date: 2023-02-28 09:11:49 Post date GMT: 2023-02-28 09:11:49 Post modified date: 2023-02-28 09:11:49 Post modified date GMT: 2023-02-28 09:11:49