DEX-450 Exam Questions Vce | Composite Test DEX-450 Price

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Salesforce DEX-450 is a certification exam that tests a candidate's knowledge of programmatic development using Apex and Visualforce in Lightning Experience. DEX-450 exam is designed to evaluate the candidate's understanding of Salesforce development best practices, Apex programming language, Visualforce, and Lightning components. The DEX-450 exam is intended for developers who work with Salesforce, and it is an excellent opportunity for them to prove their skills and expertise in programmatic development.

Salesforce DEX-450 is an exam that focuses on programmatic development using Apex and Visualforce in the Lightning Experience. It is a certification that is designed for developers who want to demonstrate their skills and knowledge in building custom applications on the Salesforce platform. DEX-450 exam tests the developer's ability to create, debug, test and deploy Apex code, Visualforce pages, and Lightning components.

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Salesforce DEX-450 is a certification exam designed for developers who want to demonstrate their skills and knowledge in programmatic development using Apex and Visualforce in Lightning Experience. Programmatic Development using Apex and Visualforce in Lightning Experience certification is suitable for developers who want to work with Lightning components, Apex controllers, and Visualforce pages to build custom applications and solutions on the Salesforce platform. DEX-450 Exam is designed to test the candidate's ability to write, test, and deploy Apex code, as well as their understanding of Visualforce page development and Lightning component development.

Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q138-Q143):

NEW QUESTION # 138
A developer created this Apex trigger that calls Myclass.myStaticMethod:

The developer creates a test class with a test method that calls MyClass.myStaticMethod directly, resulting in 81% overall code coverage.
What happens when the developer tries to deploy the trigger and two classes to production, assuming no other code exists?

A. The deployment passes because the Apex code has the required >75% code coverage.
B. The deployment fails because the Apex trigger has no code coverage.
C. The deployment passes because both classes and the trigger were included in the deployment.
D. The deployment fails because no assertions were made in the test method.

Answer: B

NEW QUESTION # 139
Developers at Universal Containers (UC) use version control to share their code changes, but they notice that when they deploy their code to different environments they often have failures. They decide to set up Continuous Integration (CI).
What should the UC development team use to automatically run tests as part of their CI process?

A. Salesforce CLI
B. Developer Console
C. Visual Studio Code
D. Force.com Toolkit

Answer: D

NEW QUESTION # 140
A developer needs to include a Visualforce page in the detail section of a page layout for the Account object, but does not see the page as an available option in the Page Layout Editor. Which attribute must the developer include in the <apex:page> tag to ensure the Visualforce page can be embedded in a page layout?

A. StandardController="Account"
B. Action="AccountId"
C. Controller="Account"
D. Extensions="AccountController"

Answer: A

NEW QUESTION # 141
Universal Containers wants to assess the advantages of declarative development versus programmatic customization for specific use cases in its Salesforce implementation.
What are two characteristics of declarative development over programmatic customization?
Choose 2 answers

A. Declarative development does not require Apex test classes.
B. Declarative code logic does not require maintenance or review.
C. Declarative development can be done using the Setup menu.
D. Declarative development has higher design limits and query limits,

Answer: A,C

NEW QUESTION # 142
A developer has an integer variable called maxAttempts. The developer meeds to ensure that once maxAttempts is initialized, it preserves its value for the lenght of the Apex transaction; while being able to share the variable's state between trigger executions. How should the developer declare maxAttempts to meet these requirements?