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Salesforce Certified Platform Developer II - Multiple Choice Sample Questions:

1. A developer created a Lightning web component that uses a Lightning_record_edit_fom 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.
Which best practice should the developer use to perform the validations on more than one held, thus allowing more than one error message to be displayed simultaneously?

A) Client_side validation
B) Next Best Action
C) Apex REST
D) Custom validation rules

2. Universal Containers develops a Visualforce page that requires the inclusion of external JavaScript and C55 files. They want to ensure efficient loading and caching of the page.
Which feature should be utilized to achieve this goal?

A) PageBlockTable
B) ActionFunction
C) RemoteAction
D) Static resources

3. An environment has two Apex triggers: an after-update trigger on Account and an after-update trigger on Contact.
The Account after-update trigger fires whenever an Account's address is updated, and it updates every associated Contact with that address. The Contact after-update trigger fires on every edit, and it updates every Campaign Member record related to the Contact with the Contact's state.
Consider the following: A mass update of 200 Account records' addresses, where each Account has 50 Contacts. Each Contact has one Campaign Member. This means there are 10,000 Contact records across the Accounts and 10,000 Campaign Member records across the contacts.
What will happen when the mass update occurs?

A) There will be no error and all updates will succeed, since the limit on the number of records processed by DML statements was not exceeded.
B) There will be no error, since each trigger fires within its own context and each trigger does not exceed the limit of the number of records processed by DML statements.
C) The mass update of Account address will succeed, but the Contact address updates will fail due to exceeding number of records processed by DML statements.
D) The mass update will fail, since the two triggers fire in the same context, thus exceeding the number of records processed by DML statements.

4. A developer has working business logic code, but sees the following error in the test class:
You have uncommitted work pending. Please commit or rollback before calling out.
What is a possible solution?

A) Set seeAllData to true the top of the test class, since the code does not fall in practice.
B) Use mast. T=RunningTes={} before making the callout to bypass it in test execution,
C) Call support for help with the target endpoint, as It is likely an external code error.
D) Rewrite the business logic and test classes with @Testvisible set on the callout.

5. A developer creates a Lightning web component to allow a Contact to be quickly entered. However, error messages are not displayed.

Which component should the developer add to the form to display error messages?

A) aura:messages
B) apex:messages
C) lightning-messages
D) lightning-error

Solutions: