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[General] Valid CRT-450 Exam Simulator - CRT-450 Test Engine & CRT-450 Study Material

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【General】 Valid CRT-450 Exam Simulator - CRT-450 Test Engine & CRT-450 Study Material

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2026 Latest Actual4Labs CRT-450 PDF Dumps and CRT-450 Exam Engine Free Share: https://drive.google.com/open?id=1bNqYOOBF35fx40hLbQhdWtTy5XUDL2vr
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Salesforce CRT-450 Exam covers a wide range of topics, including data modeling, Apex programming, and Visualforce development. Developers who pass the exam demonstrate their ability to design and implement custom applications that meet the needs of their organization. Salesforce Certified Platform Developer I certification also demonstrates a developer's understanding of Salesforce best practices, which can be applied to a range of use cases across different industries.
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Salesforce Certified Platform Developer I Sample Questions (Q137-Q142):NEW QUESTION # 137
An Account trigger updates all related Contacts and Cases each time an Account is saved using the following two DML statements:
update allContacts;
update allCases;
What is the result if the Case update exceeds the governor limit for maximum number of DML records?
  • A. The Account save succeeds and no Contacts or Cases are updated.
  • B. The Account save fails and no Contacts or Cases are updated.
  • C. The Account save succeeds, Contacts are updated, but Cases are not.
  • D. The Account save is retried using a smaller trigger batch size.
Answer: B

NEW QUESTION # 138
Consider the following code snippet:
Given the multi-tenant architecture of the Salesforce platform, what is a best practice a developer should implement and ensure successful execution of the method?
  • A. Avoid executing queries without a limit clause.
  • B. Avoid returning an empty List of records.
  • C. Avoid using variables as query filters.
  • D. Avoid performing queries inside for loops.
Answer: D
Explanation:
Performing queries inside a loop can lead togovernor limit exceptionsdue to too many SOQL queries in a single transaction. Instead, perform queries outside loops.
Best Practices for Avoiding Governor Limits

NEW QUESTION # 139
A developer creates a Lightning web component that imports a method within an Apex class. When a Validate button is pressed, the method runs to execute complex validations.
In this implementation scenario, which two options are part of the Controller according to the MVC architecture?
Choose 2 answers
  • A. Apex class
  • B. XML file
  • C. JavaScript file
  • D. HTML file
Answer: A,C
Explanation:
In the Model-View-Controller (MVC) architecture applied to a Lightning Web Component (LWC) that imports an Apex method:
Controller refers to the logic that handles input and interactions.
In this scenario, when a button is pressed, the method runs to execute complex validations.
Option C: Apex class
Part of Controller.
The Apex class contains the method that performs the complex validations.
It acts as the server-side controller logic.
The JavaScript file of the LWC handles the client-side logic.
It invokes the Apex method when the button is pressed.
The HTML file defines the component's template (View), not the Controller.
Option B: XML file
Configuration File.
The XML file (configuration file) defines metadata about the component, such as where it's available, but it's not part of the Controller.
Conclusion:
The Controller parts in this scenario are the Apex class and the JavaScript file, which are Options C and D.
Reference:
Calling Apex Methods
Option D: JavaScript file
Part of Controller.
JavaScript Controller in LWC
Incorrect Options:
Option A: HTML file
View Layer.

NEW QUESTION # 140
What writing an Apex class, a developer warts to make sure thai all functionality being developed Is handled as specified by the requirements.
Which approach should the developer use to be sure that the Apex class is working according tospecification?
  • A. Include a savepoint and Database,rollback.
  • B. Create a test class to execute the business logic and run the test in the Developer Console.
  • C. Run the code in an Execute Anonymous block n the Deceloper Consider.
  • D. Include a try/catch block to the Apex class.
Answer: B

NEW QUESTION # 141
Which three code lines are required to create a Lightning component on a Visualforce page? Choose 3 answers
  • A. <apex:slds/>
  • B. $Lightning.use
  • C. $Lightning.useComponent
  • D. <apex:includeLightning/>
  • E. $Lightning.createComponent
Answer: B,D,E
Explanation:
To create a Lightning component on a Visualforce page, you need to use the Lightning Components for Visualforce JavaScript library, which is included by the apex:includeLightning/ tag. This library provides the
$Lightning object, which has two methods: $Lightning.use and $Lightning.createComponent. The
$Lightning.use method references a Lightning dependency app that declares the component dependencies. The
$Lightning.createComponent method creates an instance of the component and renders it on the page. See Use Lightning Components in Visualforce Pages1 for more details. References: 1: Use Lightning Components in Visualforce Pages | Lightning Aura Components Developer Guide | Salesforce Developers(https://developer.salesforce.com ... nents_visualforce.h

NEW QUESTION # 142
......
Salesforce CRT-450 certification can guarantee you have good job prospects, because Salesforce certification CRT-450 exam is a difficult test of IT knowledge, passing Salesforce Certification CRT-450 Exam proves that your IT expertise a strong and you can be qualified for a good job.
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