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| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Integration | 15% | - Platform Events and Change Data Capture - REST and SOAP web services (Apex callouts) - External Services and Connect REST API - Named Credentials and authentication |
| Topic 2: Logic and Process Automation | 22% | - Asynchronous Apex (Batch, Queueable, Future, Scheduled) - Dynamic Apex and SOQL/SOSL - Advanced Apex programming - Invocable Actions and Platform Events |
| Topic 3: User Interface | 18% | - Visualforce advanced controllers - Aura Components - Lightning Data Service - Lightning Web Components (LWC) advanced features |
| Topic 4: Testing, Debugging, and Deployment | 15% | - Debugging and performance profiling - Deployment tools (SFDX, Metadata API) - Apex unit testing best practices - Test data strategies and mocking |
| Topic 5: Data Modeling | 12% | - Advanced object relationships and data modeling - External objects and data sources - Large data volumes considerations |
| Topic 6: Architecture | 18% | - Apex Enterprise Patterns - Governor limits and bulkification - Design patterns and Apex trigger frameworks - Namespace and package management |
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NEW QUESTION # 34
A company notices that their unit tests in a test class with many methods to create many records for prerequisite reference data are slow.
What can a developer to do address the issue?
Answer: B
Explanation:
@testSetup method improves test performance. It allows data sharing across test methods within a class, reducing redundant data creation.
NEW QUESTION # 35
A developer needs to implement a system audit feature that allows users, assigned to a custom profile named "Auditors", to perform searches against the historical records in the Account object. The developer must ensure the search is able to return history records that are between 6 and 12 months old.
Given the code below, which select statement should be inserted below as a valid way to retrieve the Account History records ranging from 6 to 12 months old?
A)
B)
C) D)
Answer: A
Explanation:
Given the code snippet, the correct query to retrieve Account History records between 6 and 12 months old would be the one that includes a WHERE clause filtering records where the CreatedDate is greater than or equal to initialDate and less than or equal to endDate. Option B's statement does this correctly by using the >= and <= operators to define the range between initialDate (which is set to today's date minus 12 months) and endDate (set to today's date minus 6 months). Options A, C, and D either use incorrect comparison operators or compare against the wrong variables, resulting in an incorrect data set being returned.
Reference
SOQL Date Formats and Date Literals: SOQL and SOSL Reference Guide
NEW QUESTION # 36
Consider the following code snippet:
As part of the deployment cycle, a developer creates the following test class:
When the test class runs, the assertion fails. Which change should the developer implement in the Apex test method to ensure the test method executes successfully? A)
B)
C)
D)
Answer: A
Explanation:
To ensure that test methods execute successfully and are able to verify the behavior of the code, it is important to set up the proper context and to make sure that the test covers the expected outcomes accurately.
Option B is correct because enclosing the method call within Test.startTest() and Test.stopTest() ensures that any asynchronous operations are completed before the assertions are made. This is crucial when the code being tested is expected to perform operations that may run after the initial transaction, such as future methods, queueable jobs, or batch operations.
Options A, C, and D are incorrect because they do not address the issue of ensuring that all operations are completed before the assertion is made. Option A incorrectly suggests modifying the test setup code, while Options C and D suggest changes that are not related to the test execution flow.
Salesforce Developer Documentation on Testing Best Practices: Apex Testing Best Practices
NEW QUESTION # 37
When developing a Lightning web component, which setting displays lightninglayout-items im one column on small devices, such as mobile phones, and in two columns on tablet-size and desktop-size screens?
Answer: A
Explanation:
To display lightning-layout-items in one column on small devices and in two columns on larger devices, you should set the size attribute to "12" for small devices and the medium-device-size attribute to "6". This ensures that on small devices each item takes the full width, and on medium or larger devices, items take up half the width.
NEW QUESTION # 38
A company has code to update a Request and Request Lines and make a callout to their external ERP system's REST endpoint with the updated records.
The callousUtil.makeRestCallout fails with a "You have uncommitted work pending. Please commit or rollback before calling cut' error. What should be done to address the problem?
Answer: C
Explanation:
The error occurs because DML operations were performed before a callout. To fix this, the callout should be made from an asynchronous method such as one annotated with @future(callout=true), which allows DML operations to be committed separately from the callout.
nces: Apex Developer Guide - Making Asynchronous Callouts
NEW QUESTION # 39
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