Salesforce Programmatic Development using Apex and Visualforce in Lightning Experience - DEX-450 FREE EXAM DUMPS QUESTIONS & ANSWERS]

Question 1

Management asked for opportunities to be automatically created for accounts with annual revenue greater than $1, 000,000. A developer created the following trigger on the Account object to satisfy this requirement.

Users are able to update the account records via the UI and can see an opportunity created for high annual revenue accounts. However, when the administrator tries to upload a list of 179 accounts using Data Loader, it fails with system, Exception errors.
Which two actions should the developer take to fix the code segment shown above?
Choose 2. answers

A. Check if all the required fields for Opportunity are being added on creation. B. Query for existing opportunities outside the for loop. C. Use Database query to query the opportunities. D. Move the DML that saves opportunities outside the for loop.

Discussion 0

Correct Answer: B,D Vote an answer

Question 2

What can be easily developed using the Lightning Component framework?

A. Lightning Pages B. Salesforce integrations C. Customized JavaScript buttons D. Salesforce Classic user interface pages

Discussion 0

Correct Answer: A Vote an answer

Question 3

What are two benefits of using declarative customizations over code?
Choose 2 answer

A. Declarative customizations automatically generate test classes. B. Declarative customizations generally require less maintenance C. Declarative customizations automatically update with each Salesforce release. D. Declarative customizations cannot generate run time errors

Discussion 0

Correct Answer: B,C Vote an answer

Question 4

What is the value of the Trigger.old context variable in a before insert trigger?

A. An empty list of sObjects B. A list of newly created sObjects without IDs C. Undefined D. null

Discussion 0

Correct Answer: D Vote an answer

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Question 5

Universal Containers (UC) wants to lower its shipping cost while making the shipping process more efficient. The Distribution Officer advises UC to implement global addresses to allow multiple Accounts to share a default pickup address. The developer is tasked to create the supporting object and relationship for this business requirement and uses the Setup Menu to create a custom object called "Global Address".
Which field should the developer add to create the most efficient model that supports the business need?

A. Add a master-detail field on the Global Address object to the Account object. B. Add a lookup field on the Account object to the Global Address object. C. Add a master-detail field on the Account object to the Global Address object. D. Add a lookup field on the Global Address object to the Account object.

Discussion 0

Correct Answer: C Vote an answer

Question 6

A developer is creating a Lightning web component to show a list of sales records.
The Sales Representative user should be able to see the commission field on each record. The Sales Assistant user should be able to see all fields on the record except the commission field.
How should this be enforced so that the component works for both users without showing any errors?

A. Use Security.stripInaccessible Le to remove fields inaccessible to the current user. B. Use Lightning Locker Service to enforce sharing rules and field-level security. C. Use WITH SECURITY_ENFORCED In the SOQL that fetches the data for the component, D. Use Lightning Data Service to get the collection of sales records.

Discussion 0

Correct Answer: A Vote an answer

Question 7

The values 'High', 'Medium', and 'Low' are identified as common values for multiple picklists across different objects.
What is an approach a developer can take to streamline maintenance of the picklists and their values, while also restricting the values to the ones mentioned above?

A. Create the Picklist on each object as a required field and select "Display values alphabetically, not in the order entered". B. Create the Picklist on each object and add a validation rule to ensure data integrity. C. Create the Picklist on each object and use a Global Picklist Value Set containing the values. D. Create the Picklist on each object and select "Restrict picklist to the values defined in the value set".

Discussion 0

Correct Answer: C Vote an answer

Question 8

What are two benefits of using External IDs?
Choose 2 answers

A. An External 1D is indexed and can improve the performance of SOOL queries. B. An External ID field can be used to reference an ID from another external system. C. An External ID can be used with Salesforce Mobile to make external data visible. D. An External ID can be a formula field ta help create a unique key from two fields in Salesforce.

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Correct Answer: A,B Vote an answer

Question 9

A developer created a trigger on the Account object and wants to test if the trigger is properly bulkified. The developer team decided that the trigger should be tested with 200 account records with unique names.
What two things should be done to create the test data within the unit test with the least amount of code?
Choose 2 answers

A. Use the @isTest (seeAllData=true) annotation in the test class. B. Create a static resource containing test data. C. Use the @isTest (isParallel=true) annotation in the test class. D. Use Test, loadData to populate data in your test methods.

Discussion 0

Correct Answer: B,D Vote an answer