100% Pass Quiz 2025 Salesforce Authoritative DEX-450: Programmatic Development using Apex and Visualforce in Lightning Experience Books PDF

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One of the key benefits of obtaining the Salesforce DEX-450 certification is that it demonstrates a developer's ability to build custom applications on the Salesforce platform using programmatic techniques. Programmatic Development using Apex and Visualforce in Lightning Experience certification can help developers stand out in the job market, as it is a highly sought-after skill set among Salesforce employers. Additionally, the certification provides developers with access to a community of like-minded professionals who are also certified in programmatic development using Apex and Visualforce in Lightning Experience.

Salesforce DEX-450 Exam is designed for professionals who wish to demonstrate their knowledge and expertise in programmatically developing applications using Apex and Visualforce in the Lightning Experience. Programmatic Development using Apex and Visualforce in Lightning Experience certification validates the ability of developers to build custom applications on the Salesforce platform using Visualforce, Apex, and Lightning components. DEX-450 exam is targeted towards developers who have a solid understanding of the Salesforce platform, including data modeling, user interface design, and security.

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To prepare for the Salesforce DEX-450 Exam, candidates should have a strong understanding of Apex and Visualforce programming languages. They should also be familiar with the Lightning Component Framework and have experience building custom applications using the framework. In addition, candidates should have a good understanding of web technologies such as HTML, CSS, and JavaScript.

Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q191-Q196):

NEW QUESTION # 191
A developer is implementing an Apex class for a financial system. Within the class, the variables 'creditAmount' and 'debtAmount' should not be able to change once a value is assigned. In which two ways can the developer declare the variables to ensure their value can only be assigned one time? Choose 2 answers

A. Use the static keyword and assign its value in a static initializer.
B. Use the final keyword and assign its value in the class constructor.
C. Use the static keyword and assign its value in the class constructor.
D. Use the final keyword and assign its value when declaring the variable.

Answer: B,D

NEW QUESTION # 192
In Lightning component framework, which resource can be used to fire events? Choose 2 answers.

A. Third-party Javascript code
B. Visualforce controller actions
C. Javascript controller actions
D. Third-party web service code

Answer: A,C

NEW QUESTION # 193
A newly hired developer discovers that there are multiple triggers on the case object.
What should the developer consider when working with triggers?

A. Trigger execution order is not guaranteed for the same sObject.
B. Developers must dictate the order of trigger execution.
C. Unit tests must specify the trigger being tested.
D. Trigger execution order is based on creation date and time.

Answer: A

NEW QUESTION # 194
A developer is tasked with building a custom Lightning web component to collect Contact information.
The form will be shared among many different types of users in the org. There are security requirements that only certain fields should be edited and viewed by certain groups of users.
What should the developer use in their Lightning Web Component to support the security requirements?

A. ui-input-field
B. aura-input-field
C. force-input-field
D. lightning-input-field

Answer: C

NEW QUESTION # 195
A developer considers the following snippet of code:

Based on this code, what is the value of x?

A. 0
B. 1
C. 2
D. 3

Answer: B

NEW QUESTION # 196
......

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100% Pass Quiz 2025 Salesforce Authoritative DEX-450: Programmatic Development using Apex and Visualforce in Lightning Experience Books PDF

100% Pass Salesforce - DEX-450 Fantastic Books PDF

Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Sample Questions (Q191-Q196):

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