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Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

1. A company has an Apex process that makes multiple extensive database operations and web service callouts. The database processes and web services can take a long time to run and must be run sequentially.
How should the developer write this Apex code without running into governor limits and system limitations?

A) Use multiple 3zutuze methods for each process and callout.
B) Use Queueable Apex to chain the jobs to run sequentially.
C) Use Limits class to stop entire process once governor limits are reached.
D) Use Apex Scheduler to schedule each process.

2. Consider the Apex class below that defines a RemoteAction used on 2 Visualforce search page.

Which code snippet will assert that the remote action returned the correct Account? A)

B)

C)

D)

A) Option D
B) Option A
C) Option B
D) Option C

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

4. A developer is writing a Jest test for a Lightning web component that conditionally displays child components based on a user's checkbox selections.
What should the developer do to properly test that the correct components display and hide for each scenario?

A) Add a teardown block to reset the DOM after each test.
B) Create a new jsdom instance for each test.
C) Create a new describe block for each test.
D) Reset the DOM after each test with the after Each() method.

5. A company has many different unit test methods that create Account records as part of their data setup. A new required field was added to the Account and now all of the unit tests fail.
What is the optimal way for a developer to fix the issue?

A) Add the required field to the data setup for all of the unit tests.
B) Change the required field to be a validation rule that excludes the System Administrator profile.
C) Add a before insert trigger on Account to set the value of the required field,
D) Create a TestDataFactory class that serves as the single place to create Accounts for unit tests and set the required field there.

Solutions: