[Dec-2023 Newly Released] Pass DEX-450 Exam - Real Questions and Answers
Pass DEX-450 Review Guide, Reliable DEX-450 Test Engine
NEW QUESTION # 29
Which two condition cause workflow rules to fire? Choose 2 answers
- A. An Apex batch process that changes field values
- B. Converting leads to person account
- C. Changing territory assignments of accounts and opportunities
- D. Updating record using bulk API
Answer: A,D
NEW QUESTION # 30
Using the Schema Builder, a developer tries to change the API name of a field that is referenced in an Apex test class.
What is the end result?
- A. The API name of the field and the reference in the test class is updated.
- B. The API name is not changed and there are no other impacts.
- C. The API name of the field and the reference in the test class is changed.
- D. The API name of the field is changed, and a warning is issued to update the class.
Answer: D
NEW QUESTION # 31
An org tracks customer orders on an Order object and the items of an Order on the Line Item object. The Line Item object has a MasterDetail relationship to the order object. A developer has a requirement to calculate the order amount on an Order and the line amount on each Line item based on quantity and price.
What is the correct implementation?
- A. Write a single before trigger on the Line Item that calculates the item amount and updates the order amount on the Order.
- B. Implement the Line amount as a currency field and the order amount as a SUM formula field.
- C. Implement the line amount as a numeric formula field and the order amount as a roll-up summary field.
- D. Write a process on the Line item that calculates the item amount and order amount and updates the filed on the Line Item and the order.
Answer: B
NEW QUESTION # 32
Universal Container(UC) wants to lower its shipping cost while making the shipping process more efficient. The Distribution Officer advises UC to implement global addresses to allow multiple Accounts to share a default pickup address. The Developer is tasked to create the supporting object and relationship for this business requirement and uses the Setup Menu to create a custom object called "Global Address". Which field should the developer ad to create the most efficient model that supports the business need?
- A. Add a Lookup field on the Account object to the Global Address object.
- B. Add a Master-Detail field on the Global Address object to the Account object.
- C. Add a Lookup field on the Global Address object to the Account object
- D. Add a Master-Detail field on the Account object to the Global Address object
Answer: A
NEW QUESTION # 33
A developer has two custom controller extensions where each has a save() method.
Which save() method will be called for the following Visualforce page?
<apex:page standardController ="Account", extensions="ExtensionA, ExtensionB">
<apex:commandButton action ="{!save}" value="Save"/>
</apex:page>
- A. ExtensionB save()
- B. Runtime error will be generated
- C. ExtensionA save()
- D. Standard controller save()
Answer: B
NEW QUESTION # 34
A developer creates a custom exception as shown below:
What are two ways the developer can fire the exception in Apex? Choose 2 answers
- A. Throw new ParityException (parity does not match);
- B. Throw new parityException ( );
- C. New ParityException( );
- D. New ParityException (parity does not match);
Answer: A,B
NEW QUESTION # 35
Which is a valid Apex assignment?
- A. Float x = 5.0;
- B. Integer x = 5.0;
- C. Double x = 5;
- D. Integer x = 5*1.0;
Answer: C
NEW QUESTION # 36
A developer wants to handle the click event for a lightning:button component. The on click attribute for the component references a JavaScript function in which resource in the component bundle?
- A. Helper.js
- B. Controller.js
- C. Renderer.js
- D. Handler.js
Answer: B
NEW QUESTION # 37
Which resource can be included in a Lightning Component bundle?Choose 2 answers
- A. Documentation
- B. Apex class
- C. JavaScript
- D. Adobe Flash
Answer: A,C
NEW QUESTION # 38
For which three items can 2 trace flag be configured?
Choose 3 answers
- A. Apex Class
- B. Apex Trager
- C. User
- D. Visualforce
- E. Flow
Answer: A,B,C
NEW QUESTION # 39
To which data type in Apex a currency field automatically assigned?
- A. Double
- B. Currency
- C. Decimal
- D. Integer
Answer: C
NEW QUESTION # 40
A developer is creating a page that allows users to create multiple Opportunities. The developer is asked to verify the current user's default } | Opportunity record type, and set certain default values based on the record type before inserting the record. i, J Calculator How can the developer find the current user's default record type? ns
- A. Query the Profile where the ID equals userInfo.getProfileID() and then use the profile.Opportunity.getDefaultRecordType() | | method. ] |
- B. Use the Schema.userlnfo.Opportunity.getDefaultRecordType() method. < Create the opportunity and check the opportunity.recordType before inserting, which will have the record ID of the current Dal
- C. Use Opportunity. SObjectType.getDescribe().getRecordTypelnfos() to get a list of record types, and iterate through them until [ J isDefaultRecordTypeMapping() is true. Pencil & Paper |
Answer: C
Explanation:
user's default record type.
NEW QUESTION # 41
Which statement describes the execution order when trigger are associated to the same object and event?
- A. Triggers are executed in the order they are modified
- B. Triggers are executed in the order they are created..
- C. Trigger execution order cannot be guaranteed.
- D. Triggers are executed alphabetically by trigger name.
Answer: C
NEW QUESTION # 42
A developer created these three Rollup Summary fields in the custom object, Project_ct,
The developer is asked to create a new field that shows the ratio between rejected and approved timesheets for a given project.
Which should the developer use to Implement the business requirement in order to minimize maintenance overhead?
- A. Record-triggered Flow
- B. Apex Trigger
- C. Process Builder
- D. Formula field
Answer: D
NEW QUESTION # 43
A developer is writing tests for a class and needs to insert records to validate functionality.
Which annotation method should be used to create record for every method in the test class?
- A. @FreTest
- B. @TestSetup
- C. @isTest (SeeAllData-true)
- D. @StartTest
Answer: B
NEW QUESTION # 44
Which three statements are true regarding trace flags? (Choose three.)
- A. Setting trace flags automatically cause debug logs to be generated.
- B. If active trace flags are not set, Apex tests execute with default logging levels.
- C. Logging levels override trace flags.
- D. Trace flags can be set in the Developer Console, Setup, or using the Tooling API.
- E. Trace flags override logging levels.
Answer: B,D,E
NEW QUESTION # 45
Which two practices should be used for processing records in a trigger? Choose 2 answers
- A. Use (callout=true) to update an external system
- B. Use @future methods to handle DML operations.
- C. Use a Map to reduce the number of SOQL calls
- D. Use a Set to ensure unique values in a query filter
Answer: C,D
NEW QUESTION # 46
A developer needs to avoid potential system problems that can arise in a multi-tenant architecture. Which requirement helps prevent poorty written applications from being deployed to a production environment?
- A. SOQL queries must reference sObActs with their appropriate namespace.
- B. All Apex code must be annotated with the with sharing keyword.
- C. Unit tests must cover at least 75% of the application's Apex code
- D. All validation rules must be active before they can be deployed.
Answer: C
NEW QUESTION # 47
A Visualforce page has a standard controller for an object that has a lookup relationship to a parent object. How can a developer display data from the parent record on the page?
- A. By using merge field syntax to retrieve data from the parent record.
- B. By using a roll-up formula field on the child record to include data from the parent record.
- C. By adding a second standard controller to the page for the parent record.
- D. By using SOQL on the Visualforce page to query for data from the parent record.
Answer: A
NEW QUESTION # 48
Which annotation exposes an Apex class as a RESTful web service?
- A. HttpInvocable
- B. RestResource
- C. AuraEnabled
- D. RemoteAction
Answer: B
NEW QUESTION # 49
Einstein Next Best Action Is configured at Universal Containers to display recommendations to internal users on the Account detail page.
If the recommendation is approved, a new opportunity record and task should be generated. If the recommendation is rejected, an Apex method must be executed to perform a callout to an external system.
Which three factors should a developer keep Hi mind when implementing the Apex method?
Choose 3 answers
- A. The method must be defined as public.
- B. The method must use the @Future annotation.
- C. The method must be defined as static.
- D. The method must use the @invocableMethod annotation.
- E. The method must use the @AuraEnabled annotation.
Answer: A,B,C
NEW QUESTION # 50
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Salesforce DEX-450 exam covers a wide range of topics related to programmatic development in the Salesforce ecosystem. These include Apex programming language, Visualforce framework, Lightning Components, and integration with external systems. DEX-450 exam also covers advanced topics such as unit testing, code coverage, debugging, and deployment.
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DEX-450 Test Engine Practice Test Questions, Exam Dumps: https://drive.google.com/open?id=1WqJluQAgXOnw2ZmoFdWexEikaFEIDeiV
