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Salesforce Plat-Dev-301 Exam Syllabus Topics:

Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

Question 1

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?

A. Ensure properties are marked as private,
B. Ensure variables are marked as transient.
C. Ensure profiles have access to the Visualforce page.
D. Ensure queries do net exceed governor limits,

Question 2

A company recently deployed a Visualforce page with a custom controller that has a data grid of information about Opportunities in the org. Users report that they receive a "Maximum view state size limit" error message under certain conditions.
According to Visualforce best practice, which three actions should the developer take to reduce the view state?
Choose 3 answers

A. Use filters and pagination to reduce the amount of data.
B. Use the final keyword in the controller for variables that will not change.
C. Use the private keyword in the controller for variables,
D. Refine any SOQL queries to return only data relevant to the page.
E. Use the transient keyword in the Apex controller for variables that do not maintain state.

Question 3

What are three reasons that a developer should write Jest tests for Lightning web components?
Choose 3 answers

A. To verify that events fire when expected
B. To test how multiple components work together
C. To test basic user interaction
D. To verify the DOM output of a component
E. To test a component's non-public properties.

Question 4

What is the best practice to initialize a Vizualforce page in a test class?

A. Use Test. setCurrentPage MyTestPags;
B. Use Test. currantPage .getParamatars put (MyTaestPaga) ;
C. Use Test. setCurrentPage (Page. MyTeatPage);
D. Use controller. currentPage. setPage (MyTastfage) ;

Question 5

A developer created an Apex class that updates an Account based on input from a Lightning web component that Is used to register an Account. The update to the Account should only be made if it has not already been registered.

What should the developer do to ensure that users do not overwrite each other's updates to the same Account if they make updates at the same time? A)

B)

C)

D)

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

Solutions: