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Salesforce Certified Platform Developer II Practice Test - Questions Answers, Page 21

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List of questions

Question 201

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An Apex trigger and Apex class increment a counter, Edit_Count_c, any time that the Case is changed. A new process on the case object was just created in production for when a Case is created or

Question 202

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Consider the controller code above that is called from a Lightning component and returns data wrapped in a class. Consider the controller code above that is called from a Lightning component and

Question 203

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A company uses Opportunism to track sales to their customers and their org has millions of Opportunities. They want to begging to track revenue over time through a related Revenue object. As part o

Question 204

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Which scenario requires a developer to use an Apex callout instead of Outbound Messaging?

Question 205

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A Visualforce Page throws an Attempt to dereference a null object error for a Contact. What change In the controller will fix the error?

Question 206

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Universal Containers has a Visualforce page that displays a table every Container_ c being rented by a gives Account.. failing because some of the customers rent over 100,000 containers. What shoul

Question 207

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After a Platform Event is defined in a Salesforce org, events can be published via which two mechanisms? Choose 2 answers

Question 208

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A developer creates an application event that has triggered an infinite loop. What may have caused this problem?

Question 209

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A developer notices the execution of all the test methods in a class takes a long time to run, due to the initial setup of ail the test data that is needed to perform the tests. What should the dev

Question 210

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A developer wrote a trigger on Opportunity that will update a custom Last Sold Date field on the Opportunity's Account whenever an Opportunity is dosed. In the test class for the trigger, the assert

Related questions

A developer is experiencing issues with a Lightning web component. The component must surface information about Opportunity owned by the currently logged-in user. When the component is rendered, the following message is displayed: "Error retrieving data" Which modification should be implemented to the Apex class to overcome the issue?

Just prior to a new deployment, the Salesforce Administrator who configured a new order fulfillment process in a developer sandbox suddenly left the company. The users had fully tested all of the changes in the sandbox and signed off on them. Unfortunately, although a Change Set was started, it was not complete. A developer is brought in to help finish the deployment. What should the developer do to identify the configuration changes that need to be moved into production?

As part of a new integration, a developer is asked to implement a new custom search functionality that is capable of performing unrestricted queries and can account for all values within a custom picklist field, type__z, on the Opportunity object. The search feature must also account for NULL values. The organization-wide default for the Opportunity object is set to Public Read-Only, and a new custom index has. been created for the Type__c field. There are more than 5 million Opportunity records within the environment. and a considerable amount of the existing records have NULL values for the picklist Which technique should the developer implement to maximize performance when querying NULL values?

A developer is developing a reuseable Aura Component that will reside on an sObject Lightning Page with the following HTML snippet: <aura:component implements="force:hasRecordId,flexipage:availableForAIIPageTypesM> <div>Hello!</div> </aura:component> How can the component's Controller get the context of the Lightning Page that the sObject is on without requiring additional test coverage?

Given the following code: Assuming there were 10 Contacts and five Accounts created today, what is the expected result?

Refer to the following code snippet: A developer created a JavaScript function as part of a Lightning web component (LWC) that surfaces information about Leads by wire calling geyFetchLeadList whencertain criteria are met. Which three changes should the developer implement in the Apex class above to ensure the LWC can display data efficiently while preserving security? Choose 3 answers

Universal Containers wants to be able to bring up an Account detail page and view a table of containers currently being rented. The user wants to be able to dick on a container In the table and quickly edit and save the location of the container. In addition to this, the page should have a section that shows the location of each container on a map. Universal Containers wants the map to re-render whenever the location of a container is changed. What can a developer use to accomplish this task?

A developer is writing a Visualforce page that queries accounts in the system and presents a data table with the results. The users want to be able to filter the results based on up to five fields. However, the users want to pick the five fields to use as filter fields when they run the page. Which Apex code feature is required to facilitate this solution'

A developer wants to write a generic Apex method that will compare the Salesforce Name filed between any two object records, for example to compare the Name field of an Account and an Opportunity; or the name of an Account and a Contact. How should the developer do this?

Which statement is true about using ConnectApi namespace (also called Chatter in Apex)? (Choose two.)

Question 201

An Apex trigger and Apex class increment a counter, Edit_Count_c, any time that the Case is changed.

A new process on the case object was just created in production for when a Case is created or updated< since the process was created, they are reports that the Count is being incremented by more than one on Case edit.

Which change in the Apex code will fix the problem?

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Question 202

Consider the controller code above that is called from a Lightning component and returns data wrapped in a class.

The developer verified that the Queries return a single record each and there is error handing in the Lightning component, but the component is not getting anything back when calling the controller getSomeData().

What is wrong?

The member's Name and Option of the class MyDataWrapper should be annotated with @AuraEnabled also.

The member's Name and Option should not be declared public.

The member's Name and Option should not have getter and setter.

Instances of Apex classes such as MyDataWrapper cannot be returned to a Lightning component.

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Question 203

A company uses Opportunism to track sales to their customers and their org has millions of Opportunities. They want to begging to track revenue over time through a related Revenue object.

As part of their initial implementation, they want to perform a one-time seeding of their data by automatically creating and populating Revenue records for Opportunities, based on complex logic.

They estimate that roughly 100,000 Opportunities will have revenue records and populated.

What is the optimal way to automate this?

Use System.enqueueJob>() to Invoke a Queueable class.

Use System.scheduleJob() to schedule a Database.Scheduleable class.

Use Database.executeBatch() to invoke a Queueable dass.

Use Database.txtcuteBatch() to invoke a Database.Batchable class.

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Question 204

Which scenario requires a developer to use an Apex callout instead of Outbound Messaging?

The callout needs to be asynchronous.

The callout needs to be invoked from a Workflow Rule.

The Target system uses a REST API.

The Target system uses a SOAP API.

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Question 205

A Visualforce Page throws an Attempt to dereference a null object error for a Contact. What change In the controller will fix the error?

Declare a static final Contact at the top of the controller.

Change the setters signature to return a Contact.

Use a condition in the getter to return a new Contact if it is null.

Change the getter's signature to be static Contact.

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Question 206

Universal Containers has a Visualforce page that displays a table every Container_ c being rented by a gives Account.. failing because some of the customers rent over 100,000 containers.

What should a developer change about the Visualforce page to help with the page load errors?

Implement pagination with an OffsetController.

Implement pagination with a StandardSetController.

Use lazy loading and a transient List variable.

Use JavaScript remoting with SOQL Offset.

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Question 207

After a Platform Event is defined in a Salesforce org, events can be published via which two mechanisms? Choose 2 answers

internal Apps can use Outbound Messages

Internal Apps can use Process Builder.

External Apps require a custom Apex web service.

External Apps can use the standard Streaming API.

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Question 208

A developer creates an application event that has triggered an infinite loop. What may have caused this problem?

The event has multiple handlers registered in the project.

The event handler calls a trigger.

An event is fired ontouchend" and is unhandled.

The event Is fired from a custom renderer.

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Question 209

A developer notices the execution of all the test methods in a class takes a long time to run, due to the initial setup of ail the test data that is needed to perform the tests.

What should the developer do to speed up test execution?

Define a method that creates test data and annotate with @testSetup.

Define a method that creates test data and annotate with @createData

Reduce the amount of test methods in the class.

Ensure proper usage of test data factory In all test methods.

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Question 210

A developer wrote a trigger on Opportunity that will update a custom Last Sold Date field on the Opportunity's Account whenever an Opportunity is dosed. In the test class for the trigger, the assertion to validate the Last Sold Date field fails.

What might be causing the failed assertion?

The test class has not defined an Account owner when inserting the test data.

The test class has not re-queried the Account record after updating the Opportunity.

The test class has not implemented seeAIIData-truwh the test method.

The test class is not using System.runAs() to run tests as a Salesforce administrator.

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Total 408 questions