Practice DEX-450 Exam Online

Question 1

A company has been adding data to Salesforce and has not done a good Job of limiting the creation of duplicate Lead records. The developer is considering writing an Apex process to identify duplicates and merge the records together.

Which two statements are valid considerations when using merged?

Choose 2 answers

A : The field values on the master record are overwritten by the records being merged.

B : Merge is supported with accounts, contacts, cases, and leads.

C : External ID fields can be used with the merge method.

D : The merge method allows up to three records, including the master and two additional records with the same sObject type, to be merged into the master record.

Answer: B,D

Question 2

A developer is writing tests for a class and needs to insert records to validate functionality.

Which annotation method should be used to create record for every method in the test class?

A : @isTest (SeeAllData-true)

B : @FreTest

C : @TestSetup

D : @StartTest

Answer: C

Question 3

Which code statement includes an Apex method named updateaccounts in the Class AccountCont rolles for use in a Lightning web component?

A :

B :

C :

D :

Answer: D

Question 4

A developer created a custom order management app that uses an Apex class. The order is represented by an Order object and an Orderltem object that has a master-detail relationship to Order. During order processing, an order may be split into multiple orders.

What should a developer do to allow their code to move some existing Orderltem records to a new Order record?

A : Change the master-detail relationship to an external lookup relationship.

B : Add without sharing to the Apex class declaration.

C : Create a junction object between Orderltem and Order.

D : Select the Allow reparenting option on the master-detail relationship.

Answer: D

Question 5

Consider the following code snippet:

Other-Image-21ee59eba-5746-4084-804a-bd261ef870ba

Given the multi-tenant architecture of the Salesforce platform, what Is a best practice a developer should Implement and ensure successful execution of the method?

A : Avoid executing queries without a limit clause.

B : Avoid returning an empty List of records.

C : Avoid using variables as query filters.

D : Avoid performing queries inside for loops.

Answer: D

Name:	Programmatic Development using Apex and Visualforce in Lightning Experience (WI24)
Exam Code:	DEX-450
Certification:	Salesforce Platform Developer I
Vendor:	Salesforce
Total Questions:	356
Last Updated:	Apr 22, 2024

Salesforce DEX-450