Free Platform-Developer-II Exam Dumps

Question 31

- (Exam Topic 1)
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?

A. Use @Cache annotation
B. Use a StandardSetController
C. Use OFFSET in SOQL queries
D. Use OFFSET WITH CACHE in SOQL queries

Correct Answer:B

Question 32

- (Exam Topic 1)
Which statement is true regarding the use of user input as part of a dynamic SOQL query?

A. Free text input should not be allowed, to avoid SOQL injection
B. The String.format() method should be used to prevent injection
C. Quotes should be escaped to protect against SOQL injection
D. The string should be URL encoded by the input form to prevent errors

Correct Answer:C

Question 33

- (Exam Topic 1)
This sales team needs a custom Visualforce page to enter sales orders. When a product is selected on the Visualforce page, a web service is invoked to determine if the product is in stock, and the result is displayed on the page.
How can a developer write this page to display the result of the web service and ensure governor limits for concurrent usage are not exceeded?

A. Use Continuation that is invoked when a Submit button is clicked.
B. Use visualforce Remoting to handle the web service callout.
C. Use the Salesforce Metadata API in the web service callout.
D. Use an Apex trigger with callout=true annotation.

Correct Answer:A

Question 34

- (Exam Topic 3)
Refer to the code snippet below:
Platform-Developer-II dumps exhibit
As part of an Integration development effort, a developer is tasked to create an Apex method mat solely relies on the use of foreign identifiers In order to relate new contact records to existing Accounts in Salesforce. The account object contains a field marked as an external ID, the API Name of this field is Legacy_Id_c.
What Is the most efficient way to instantiate the parentAccount: variable on line 02 to ensure the newly created contact is properly related to the Account?
A)
Platform-Developer-II dumps exhibit
B)

C)

D)

A. Option A
B. Option B
C. Option C
D. Option D

Correct Answer:A

Question 35

- (Exam Topic 1)
A developer is inserting, updating, and deleting multiple lists of records in a Single transaction and wants to ensure that any error prevents all execution.
How should the developer implement error exception handling in their code to handle this?

A. Use Database methods to obtain lists of Database.SaveResults.
B. Use Database.setSavepoint() and Database.rollBack() with a Try/Catch statement.
C. Use a Try/Catch and use sObject.addError() on any failures.
D. Use a Try/Catch statement and handle DML cleanup in the catch statement.

Correct Answer:B