PDI Online Practice Questions and Answers

A developer has a Visualforce page and custom controller to save Account records. The developer wants to display any validation rule violation to the user. How can the developer make sure that validation rule violations are displayed?

A. Add cuatom controller attributes to display the message.

B. Include on the Visualforce page.

C. Use a try/catch with a custom exception class.

D. Perform the DML using the Database.upsert() method.

A developer observes that an Apex test method fails in the Sandbox. To identify the issue, the developer copies the code inside the test method and executes it via the Execute Anonymous tool in the Developer Console. The code then executes with no exceptions or errors.

Why did the test method fail in the sandbox and pass in the Developer Console?

A. The test method has a syntax error in the code.

B. The test method relies on existing data in the sandbox.

C. The test method is calling an @future method.

D. The test method does not use System.runAs to execute as a specific user.

The Account object has a custom formula field,Level_c, that is defined as a Formula(Number) with two decimal places. Which three are valid assignments? Choose 3.

A. Long myLevel = acct.Level_c;

B. Object myLevel = acct.Level_c;

C. Double myLevel = acct.Level_c;

D. Decimal myLevel = acct.Level_c;

E. Integer myLevel = acct.Level_c;

Which data type or collection of data types can SOQL statements populate or evaluate to? (Choose 3)

A. A single sObject

B. An integer

C. A string

D. A list of sObjects

E. A Boolean

A developer uses a before insert trigger on the Lead object to fetch the Territory_c object, where the Territory_c.PostalCode_c matches the Lead.PostalCode. The code fails when the developer uses the Apex Data Loader to insert 10,000 Lead records. The developer has the following code block: Line-01: for (Lead l : Trigger.new){Line-02: if (l.PostalCode != null) {Line-03: List terrList = [SELECT Id FROM Territory_c WHERE PostalCode_c = :l.PostalCode];Line

04: if(terrList.size() > 0) Line-05: l.Territory_c = terrList[0].Id; Line-06: }Line-07: }

Which line of code is causing the code block to fail?

A. Line-03: A SOQL query is located inside of the for loop code.

B. Line-01: Trigger:new is not valid in a before insert Trigger.

C. Line-02: A NullPointer exception is thrown if PostalCode is null.

D. Line-05: The Lead in a before insert trigger cannot be updated.

What is a capability of the tag that is used for loading external Javascript libraries in Lightning Component? (Choose three.)

A. Loading files from Documents.

B. One-time loading for duplicate scripts.

C. Specifying loading order.

D. Loading scripts in parallel.

E. Loading externally hosted scripts.

Which SOQL query successfully returns the Accounts grouped by name?

A. SELECT Type, Max(CreatedDate) FROM Account GROUP BY Name

B. SELECT Name, Max(CreatedDate) FROM Account GROUP BY Name

C. SELECT Id, Type, Max(CreatedDate) FROM Account GROUP BY Name

D. SELECT Type, Name, Max(CreatedDate) FROM Account GROUP BY Name LIMIT 5

A developer creates an Apex class that includes private methods. What can the developer do to ensure that the private methods can be accessed by the test class?

A. Add the TestVisible attribute to the Apex class

B. Add the SeeAllData attribute to the test methods.

C. Add the TestVisible attribute to the apex methods.

D. Add the SeeAllData attribute to the test class

Which Lightning code segment should be written to declare dependencies on a Lightning component, c:accountList, that is used in a Visualforce page?

A. Option A

B. Option B

C. Option C

D. Option D

What is an example of a polymorphic lookup field in Salesforce?

A. The LeadId and Contactid fields on the standard Campaign Member object

B. A custom field, Link_c, on the standard Contact object that looks up to an Account or a Campaign

C. The Whatld field on the standard Event object

D. The Parentid field on the standard Account object

A developer needs to implement a custom SOAP Web Service that is used by an external Web Application. The developer chooses to Include helper methods that are not used by the Web Application In the Implementation of the Web Service Class.

Which code segment shows the correct declaration of the class and methods?

A. Option A

B. Option B

C. Option C

D. Option D

Universal Containers recently transitioned from Classic to Lightning Experience. One of its business processes requires certain values from the Opportunity object to be sent via an HTTP REST callout to its external order management system based on a user-initiated action on the Opportunity detail page. Example values are as follows:

1.

Name

2.

Amount

3.

Account

Which two methods should the developer implement to fulfill the business requirement? (Choose two.)

A. Create a Visualforce page that performs the HTTP REST callout, and use a Visualforce quick action to expose the component on the Opportunity detail page.

B. Create a Process Builder on the Opportunity object that executes an Apex immediate action to perform the HTTP REST callout whenever the Opportunity is updated.

C. Create a Lightning component that performs the HTTP REST callout, and use a Lightning Action to expose the component on the Opportunity detail page.

D. Create an after update trigger on the Opportunity object that calls a helper method using @Future(Callout=true) to perform the HTTP REST callout.

A developer is asked to create a Visualforce page that displays some Account fields as well as fields configured on the page layout for related Contacts. How should the developer implement this request?

A. Use the tag.

B. Use the tag.

C. Add a method to the standard controller.

D. Create a controller extension.

Get Cloudy Consulting (GCC) has a multitude of servers that host its customers' websites. GCC wants to provide a servers status page that is always on display in its call center. It should update in real time with any changes made to any servers. To accommodate this on the server side, a developer created a server Update platform event.

The developer is working on a Lightning web component to display the information.

A. import ( subscribe, unsubscribe, onError ) from 'lightning/empApi '

B. import ( subscribe, unsubscribe, onError ) from 'lightning/MessageChannel'

C. import ( subscribe, unsubscribe, onError ) from 'lightning/ServerUpdate'

D. import ( subscribe, unsubscribe, onError ) from 'lightning/pubsub'

A developer at Universal Containers is taked with implementing a new Salesforce application that bwill be maintained completely by their company's Salesforce admiknistrator. Which two options should be considered for buildig out the business logic layerof the application? Chosse 2 answer

A. Validation Rules

B. Record-Triggered flows

C. Scheduled

D. Unvocable Moorche2023-06-13T14:55:00.17 Actions