Salesforce DEX-450日本語 Exam : Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Exam (DEX-450日本語版)

  • Exam Code: DEX-450J
  • Exam Name: Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience Exam (DEX-450日本語版)
  • Updated: Aug 08, 2026
  • Q & A: 202 Questions and Answers

Already choose to buy: "PDF"

Total Price: $69.99  

About Salesforce DEX-450日本語 Exam Questions

It is not an uncommon phenomenon that many people become successful with the help of an Salesforce Salesforce Developer certificate. Obviously, we can acquire the qualifications and qualities essential to our future career and success by obtaining an Salesforce certificate. Compared with people without a certificate, candidates have already gained an upper hand at the very beginning of building your own career. However, preparing for the exam is not an effortless thing, which is strenuous for most of the candidates. Thus you need a befitting DEX-450日本語 exam training program as your assistant. As for our DEX-450日本語 exam prep material, the systematic knowledge and solid academic foundation will make it easy for you to understand and absorb new-developed theories about the DEX-450日本語 test training vce based on our research efforts; With the DEX-450日本語 exam study pdf you can acquire the specialized knowledge and will pass exam without wasting time and energy.

Free Download real DEX-450日本語 actual tests

High-efficiency Service

Not only our DEX-450日本語 exam study pdf but also our after-sales service is first class. Common after-sales services are sometimes lamented by clients in our industry, some companies are regardless of the customers’ demands after finishing businesses with them. But we will never turn a blind eye to you, what we always do for our clients is going out of our way to help you. Our after-sale service isn’t refrained by time (DEX-450日本語 exam study pdf), we provide responsible 24/7 service, so you can ask for our helps by sending email when you meet any problem during you Salesforce Developer DEX-450日本語 reviewing. We invariably attach importance to our candidates’ benefits, and we will always try our best to help you.

High Accuracy DEX-450日本語 Exam study material

With the constant research of experienced experts, our DEX-450日本語 exam study material is developed in simulated with the real DEX-450日本語 exam content. Constant update of the DEX-450日本語 exam study material guarantees the high accuracy of our questions, so after practices with DEX-450日本語 exam prep material, candidates can answer the questions expertly during examination. The same kind of questions in the real DEX-450日本語 exam is also included in our Salesforce Developer DEX-450日本語 valid test questions, full-scale question types would help you have an ace up your sleeve and help you pass exam without sweat and toil, but with easiness and confidence. So our DEX-450日本語 exam study pdf will be your best choice, which will sweep off your problems and obstacles on the way to succeeding.

After purchase, Instant Download: Upon successful payment, Our systems will automatically send the product you have purchased to your mailbox by email. (If not received within 12 hours, please contact us. Note: don't forget to check your spam.)

Who should take the Salesforce DEX-450 Exam

This course is designed for programme developers starting on the Salesforce platform who require programming customizations on Apex and Visualforce business logic as well as on user interface layers. There are no prerequisites for Salesforce DEX-450 Exam.

  • Programmatic developers.

Salesforce DEX-450日本語 Exam Syllabus Topics:

TopicDetails
Topic 1
  • Describe the memory lifecycle for static attributes
  • Use Platform Events for Immediate Error Logging
Topic 2
  • Write a basic query using Salesforce’s query language, SOQL
  • Write Apex to invoke DML operations and handle DML errors
Topic 3
  • Describe practices for writing code that is easy to maintain and extend
  • Write triggers and classes that assume batches of data as input
Topic 4
  • Process the result of a query in Apex
  • Understanding Record Types
  • Use trigger context variables
Topic 5
  • Visualforce Development Considerations and Testing
  • Determine what data an Apex class can access
Topic 6
  • Write tests for action methods, getters, setters, and properties
  • List the differences between the ways you can invoke DML operations

Reference: https://trailhead.salesforce.com/en/academy/classes/dex450-build-applications-programmatically-on-the-salesforce-platform/

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

Free Demo

The issue that candidates concern most is how to pass actual test quickly and successfully. The key is choosing a right DEX-450日本語 exam study material, which will shorten your time in the preparation. For your further understand of our DEX-450日本語 exam study material, you can browse our webpage to eliminate your hesitation. No doubt a review material which is to your liking can make you more motivated in reviewing. Thus we provide free demon for your consideration and you can decide to purchase our DEX-450日本語 exam study material or not after looking. In addition, the download process is easy, candidates only need to log in our purchase page and download it, which just take a few minutes in total.

What Clients Say About Us

LEAVE A REPLY

Your email address will not be published. Required fields are marked *

QUALITY AND VALUE

VCEEngine Practice Exams are written to the highest standards of technical accuracy, using only certified subject matter experts and published authors for development - no all study materials.

EASY TO PASS

If you prepare for the exams using our VCEEngine testing engine, It is easy to succeed for all certifications in the first attempt. You don't have to deal with all dumps or any free torrent / rapidshare all stuff.

TESTED AND APPROVED

We are committed to the process of vendor and third party approvals. We believe professionals and executives alike deserve the confidence of quality coverage these authorizations provide.

TRY BEFORE BUY

VCEEngine offers free demo of each product. You can check out the interface, question quality and usability of our practice exams before you decide to buy.