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 when they save a Lead record.
Which best practice should the developer use to perform the validations, and allow more than one error message to be displayed simultaneously?

• A.Client-side validation
• B.Custom validation rules
• C.Apex REST
• D.Process Builder

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A developer created the following test method:

The developer org has five accounts where the name starts with "Test". The developer executes this test in the Developer Console.
After the test code runs, which statement is true?

• A.There will be five accounts where the name starts with "Test".
• B.There will be no accounts where the name starts with "Test".
• C.The test will fail.
• D.There will be six accounts where the name starts with "Test".

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A company wants to create a dynamic survey that navigates users through a different series of questions based on their previous responses. What is the recommended solution to meet this requirement?

• A.Dynamic Record Choice
• B.Custom Lightning application
• C.Lightning Process Builder
• D.Visualforce and Apex

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Which statement is considered a best practice for writing bulk safe Apex triggers?

• A.Add records to collections and perform DML operations against these collections.
• B.Add LIMIT 50000 to every SOQL statement.
• C.Perform all DML operations from within a future method.
• D.Use the Database methods with allorNone set to £21s= instead of DML statements.

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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?

• A.An HTTP REST callout for the billing callout and a Continuation for the tax callout
• B.A Continuation for both the billing callout and the tax callout
• C.An HTTP REST callout for both the billing callout and the tax callout
• D.A Continuation for the billing callout and an HTTP REST callout for the tax callout

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