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| Section | Weight | Objectives |
|---|---|---|
| Logic and Process Automation | 22% | - Asynchronous Apex (Batch, Queueable, Future, Scheduled) - Advanced Apex programming - Dynamic Apex and SOQL/SOSL - Invocable Actions and Platform Events |
| Integration | 15% | - REST and SOAP web services (Apex callouts) - External Services and Connect REST API - Platform Events and Change Data Capture - Named Credentials and authentication |
| Architecture | 18% | - Namespace and package management - Apex Enterprise Patterns - Governor limits and bulkification - Design patterns and Apex trigger frameworks |
| User Interface | 18% | - Lightning Web Components (LWC) advanced features - Aura Components - Lightning Data Service - Visualforce advanced controllers |
| Testing, Debugging, and Deployment | 15% | - Apex unit testing best practices - Test data strategies and mocking - Debugging and performance profiling - Deployment tools (SFDX, Metadata API) |
| Data Modeling | 12% | - External objects and data sources - Advanced object relationships and data modeling - Large data volumes considerations |
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NEW QUESTION # 127
Which three Visualforce components can be used to initiate Ajax behavior to perform partial page updates?
Choose 3 answers
Answer: A,C,E
Explanation:
<apex:commandLink> and <apex:commandButton> components can cause the form data to be sent to the server and can be configured to refresh specific parts of the page.
<apex:actionSupport> adds AJAX support to other components and can trigger partial page updates based on events such as onclick, onchange, etc.
Visualforce Guide
NEW QUESTION # 128
A company has many different unit test methods that create Account records as part of their data setup. A new required field was added to the Account and now all of the unit tests fail.
What is the optimal way for a developer to fix the issue?
Answer: D
Explanation:
The optimal way to fix the failing unit tests after adding a new required field to the Account object is to create a TestDataFactory class that serves as a centralized place to create Accounts for unit tests. This class would include the new required field, ensuring that all unit tests have the necessary data setup.
NEW QUESTION # 129
A developer built an Aura component for guests to self-register upon arrival at a front desk kiosk. Now the developer needs to create a component for the utility tray to alert users whenever a guest arrives at the front desk.
What should be used?
Answer: D
Explanation:
Application Events in Aura components are used for communication between components that are not in the same containment hierarchy. An application event to alert users about the arrival of a guest at the front desk is appropriate because it allows any component within the app to listen and respond to the event, regardless of where it is located in the component hierarchy.
NEW QUESTION # 130
Universal Containers wants to notify an external system, in the event that an unhandled exception occurs, by publishing a custom event using Apex.
What is the appropriate publish/subscribe logic to meet this requirement?
Answer: C
Explanation:
When an unhandled exception occurs, publishing a custom platform event using EventBus.publish() method is the appropriate way. The external system can then subscribe to this event using technologies like CometD to receive notifications. Publish and Subscribe to Platform Events
NEW QUESTION # 131
Given the following code:
Assuming there were 10 Contacts and five Accounts created today, what is the expected result?
Answer: D
Explanation:
The loop contains a SOQL query inside, causing it to run multiple times. This will throw a QueryException because the Account query returns more than one row.
NEW QUESTION # 132
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