QUESTION 34
A Visualforce page needs to make a callout to get billing information and tax information from two different REST endpoints. The information needs to be displayed to the user at the same time and the return value of the billing information contains the input for the tax information callout. Each endpoint might take up to two minutes to process.
How should a developer implement the callouts?

QUESTION 35
A developer created and tested a Visualforce page in their developer sandbox, but now receives reports that user encounter view state errors when using it in production.
What should the developer ensure to correct these errors?

QUESTION 36
A developer is trying to access org data from within a test class. Which sObject type requires the test class to have the (seeAllData=true) annotation?

QUESTION 37
Given a list of Opportunity records named opportunityList, which code snippet is best for querying all Contacts of the Opportunity’s Account?

QUESTION 38
A developer created an Opportunity trigger that updates the account rating when an associated opportunity is considered high value. Current criteria for an opportunity to be considered high value is an amount greater than or equal to $1,000,000. However, this criteria value can change over time.
There is a new requirement to also display high value opportunities in a Lightning web component.
Which two actions should the developer take to meet these business requirements, and also prevent the business logic that obtains the high value opportunities from being repeated in more than one place?
Choose 2 answers

QUESTION 39
What are three benefits of using declarative customizations over code? (Choose three.)

QUESTION 40
Which technique can run custom logic when a Lightning web component is loaded?

QUESTION 41
A developer must create a custom pagination solution. While users navigate through pages, if the data is changed from elsewhere, users should still see the cached results first accessed.
How can the developer meet these requirements?

QUESTION 42
A developer is asked to look into an issue where a scheduled Apex is running into DML limits. Upon investigation, the developer finds that the number of records processed by the scheduled Apex has recently increased to more than 10,000.
What should the developer do to eliminate the limit exception error?

QUESTION 43
Developer wishes to improve runtime performance of Apex calls by caching results on the client. What is the best way to implement this?

QUESTION 44
Consider the following code snippet:

Choose 2 answers

QUESTION 45
A developer is tasked with creating a Lightning web component that is responsive on various devices.
which two components should help accomplish this goal?
Choose 2 answers

QUESTION 46
When developing a Lightning web component, which setting displays lightning-layout-items in one column on small devices, such as mobile phones, and in two columns on tablet-size and desktop-size screens?

QUESTION 47
A developer has a requirement to query three fields (Id, Name, Type) from an Account; and first and last names for all Contacts associated with the Account.
Which option is the preferred, optimized method to achieve this for the Account named ‘Ozone Electronics’?

QUESTION 48
A developer created a Lightning web component that uses a lightning-record-edit-form to collect information about Leads. Users complain that they only see one error message at a time about their input when trying to save a Lead record.
What is the recommended approach to perform validations on more than one field, and display multiple error messages simultaneously with minimal JavaScript intervention?

QUESTION 49
What is a potential design issue with the following code?