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We're here to help you find itThe DEX 450 course is designed for developers who want to master the art of programming using Apex and Visualforce within the Salesforce ecosystem. The course starts by introducing the basics of creating objects and fields, moving on to advanced programming concepts with Apex, including queries with SOQL, DML operations, and understanding the intricacies of Trigger and class essentials. As learners progress, they delve deeper into the Save order of execution, Apex transactions, and effective Testing strategies to ensure robust solutions. The latter part of the course focuses on designing efficient Apex solutions, Trigger design strategies, and the creation of Visualforce pages, which involves exploring both the view and controller layers. By working with Custom controllers, Controller extensions, and testing Visualforce controllers, participants will gain comprehensive skills to build sophisticated user interfaces and backend functionalities. Completing the DEX 450 course will empower learners with the necessary tools to create dynamic, scalable applications on the Salesforce platform.
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♱ Excluding VAT/GST
Classroom Training price is on request
You can request classroom training in any city on any date by Requesting More Information
To ensure that you have a productive learning experience in the Programmatic Development Using Apex and Visualforce (DEX 450) course, it's important to have a foundation that will allow you to grasp the concepts and apply them effectively. Here are the minimum required prerequisites:
Basic understanding of Salesforce functionality and navigation: Familiarity with the Salesforce platform, including standard objects and basic navigation, will help you understand the context in which Apex and Visualforce are used.
Fundamental knowledge of object-oriented programming concepts: Concepts such as classes, objects, methods, variables, and control structures are essential, as Apex is an object-oriented programming language.
Experience with a modern programming language (e.g., Java, C#, JavaScript): Prior exposure to programming will help you assimilate Apex syntax and logic more readily, as Apex is syntactically similar to Java and C#.
Understanding of relational database concepts: Knowledge of how relational databases work, including tables, relationships, and basic SQL queries, will be beneficial when you work with Salesforce Object Query Language (SOQL).
Willingness to learn and problem-solve: A positive mindset and a proactive approach to learning and troubleshooting will greatly enhance your ability to absorb the course material and apply it effectively.
Please note that while having these prerequisites will significantly aid in your comprehension of the course material, a strong motivation to learn and the commitment to putting in the necessary time and effort can often compensate for any initial knowledge gaps. We welcome all students who are eager to develop their skills in Salesforce's programmatic capabilities.
The DEX 450 course is designed for professionals seeking expertise in Salesforce's Apex and Visualforce coding for customized solutions.
The DEX 450 course equips students with foundational skills in Apex and Visualforce programming, enabling them to develop custom applications within the Salesforce platform.
These objectives are designed to prepare students for real-world programming challenges on the Salesforce platform, ensuring they can create robust, scalable, and maintainable applications for a variety of business requirements.
Controller extensions in technology refer to additional code written to augment or enhance the functionality of an existing controller. Typically used in software development, especially in model-view-controller (MVC) frameworks, extensions allow developers to add features or modify behavior without altering the original controller code. This is particularly useful for applications that require frequent updates or customizations, enabling a more modular and scalable approach. By using extensions, software can better adapt to new requirements or integrate third-party functionalities seamlessly, thus improving development efficiency and application performance.
Testing Visualforce controllers involves verifying that the bespoke logic coded into the controllers works correctly within Salesforce. This is crucial for ensuring that the user interface elements created in Visualforce pages behave as expected, delivering a seamless experience to users. The process typically employs unit tests, small, isolated tests coded to automatically check the correctness of the controller's code. By simulating user interactions and checking responses, these tests help ensure the controller's stability and functionality before deploying it to a live environment. This is key in preventing errors in production and ensuring reliable application performance.
Apex transactions in Salesforce refer to the sequences of operations performed as a single unit of work. These operations can include database manipulations such as create, update, delete, or queries. The key is that all operations within a transaction either complete successfully or if an error occurs, the entire transaction is rolled back. This ensures data integrity and consistency. Apex provides built-in support to handle these transactions, maintaining the state of the database and automatically rolling back changes if a failure is detected, simplifying error handling and enhancing data reliability in your applications.
Testing strategies are methods used to evaluate the functionality, reliability, and security of a software application or system. These strategies help identify defects, ensure that the software meets its design requirements, and assess its performance under different conditions. Key approaches include unit testing, integration testing, system testing, and acceptance testing, each focusing on different aspects of the software. Effective testing strategies improve product quality, enhance user satisfaction, and reduce maintenance costs, contributing to a more successful project outcome.
Trigger design strategies in databases are crucial for effectively managing automatic actions based on specific events or conditions. When a certain condition in the database is met, like an update or insertion in a table, triggers execute predefined code. These strategies engage in maintaining data integrity, enforcing business rules, and auditing data changes without manual intervention. Planning for triggers involves identifying critical points where automation is beneficial, optimizing their execution to prevent performance bottlenecks, and ensuring they do not inadvertently cause recursive loops or conflicts within the database operations.
Apex is a programming language developed by Salesforce.com. It is specifically designed to execute on the Salesforce platform, embedded directly into the platform's workflow. Apex allows developers to add and interact with data in the Salesforce database, customizing specific actions that go beyond the platform's standard capabilities. It is used for writing triggers, integrating with external APIs, and implementing complex business processes within the Salesforce environment. Apex is essential for creating tailored solutions in Salesforce, helping businesses achieve more streamlined operations and customized functionalities.
Save order of execution refers to the specific sequence in which operations or commands are processed by a computer program or system. This is crucial in ensuring that dependencies are respected and results are predictable. In programming, ensuring the correct save order prevents data loss and errors, especially in complex systems where multiple operations must occur in a specific order to maintain data integrity and logical flow. This concept is fundamental in database transactions, multi-threaded operations, and any applications requiring consistent states during save operations.
Visualforce is a framework used in Salesforce to create custom user interfaces that integrate with the standard functionality of the platform. It allows developers to build sophisticated, tailored pages using a tag-based markup language similar to HTML. Visualforce pages are designed to be flexible, providing a powerful toolkit for customizing the layout and style while incorporating elements tied directly to the backend Salesforce data management logic. Essentially, it enables the crafting of dynamic, data-driven web applications tailored specifically for business needs within the Salesforce environment.
A trigger in technology refers to a mechanism that automatically executes a specific action when a particular event or condition occurs, typically used in databases or software programming to maintain data integrity and automate processes. On the other hand, class essentials in programming context are the fundamental components of a class in object-oriented programming, including attributes (data) and methods (functions) that define and manipulate the data, respectively. Classes help organize code efficiently and allow for the creation of objects with specific behaviors dictated by the methods of the class.
Custom controllers in technology refer to hardware or software components specifically designed to handle user input differently from standard controllers. They are customized to meet unique requirements of an application, providing tailored interaction mechanisms that enhance user experience, performance, and functionality. Custom controllers are often used in specialized fields like gaming, robotics, or industrial applications where default controllers cannot adequately satisfy specific operational needs or preferences. By creating a custom controller, developers can optimize the interface between the user and the system, making it more intuitive and effective for specific tasks.
The DEX 450 course is designed for professionals seeking expertise in Salesforce's Apex and Visualforce coding for customized solutions.
The DEX 450 course equips students with foundational skills in Apex and Visualforce programming, enabling them to develop custom applications within the Salesforce platform.
These objectives are designed to prepare students for real-world programming challenges on the Salesforce platform, ensuring they can create robust, scalable, and maintainable applications for a variety of business requirements.
