Platform-Developer-II Free Practice Test

- (Exam Topic 1)
What is the transaction limit for the number of records for SOQL queries?

1. A. 5,000
2. B. 20,000
3. C. 50,000
4. D. 10,000
5. E. There is no limit

Correct Answer: C

- (Exam Topic 3)
A business requires that every parent record must have a child record. A developer writes an Apex method with two DML statements to insert a parent record and a child record.
A validation rule blocks child records from being created. The method uses a try/catch block to handle the DML exception.
What should the developer do to ensure the parent always has a child record?

1. A. Use Database.insert () and set the allorNone parameter to true.
2. B. Use addError () on the parent record if an error occurs on the child record.
3. C. Set a database savepoint to rollback if there are errors.
4. D. Delete the parent record in the catch statement when an error occurs on the child record DML operation.

Correct Answer: C

- (Exam Topic 1)
In an organization that has multi-currency enabled, a developer is tasked with building a Lighting Component that displays the top ten Opportunities most recently access by the logged in user. The developer must ensure the Amount and LastModifiedDate field values are displayed according to the user's locale.
What is the most effective approach to ensure values displayed respect the user’s locale settings?

1. A. Use the FOR VIEW clause in the SOQL Query.
2. B. Use REGEX expressions to format the values retrieved via SOQL.
3. C. Use the FORMAT() function in the SOQL query.
4. D. Use a wrapper class to format the values retrieved via SOQL.

Correct Answer: C

- (Exam Topic 1)
An org has a requirement that an Account must always have one and only one Contact listed as Primary. So selecting one Contact will de-select any others. The client wants a checkbox on the Contact called 'Is Primary' to control this feature. The client also wants to ensure that the last name of every Contact is stored entirely in uppercase characters. What is the optimal way to implement these requirements?

1. A. write a single trigger on Contact for both after update and before update and callout to helper classes to handle each set of logic.
2. B. Write an after update trigger on Contact for the Is Primary logic and a separate before update trigger onContact for the last name logic.
3. C. write an after update trigger on Account for the Is Primary logic and a before update trigger on Contact for the last name logic.
4. D. write a Validation Rule on the Contact for the Is Primary logic and a before update trigger on Contact for the last name logic.

Correct Answer: A

- (Exam Topic 3)

A developer receives complaints that the component loads slowly.
Which change can the developer implement to make the component perform faster?

1. A. Change the default for showContacrlnfo to "false".
2. B. Move the contents of Change the type of contactlnfo to "Map".
3. C. Add a change event handler for showContactinfo

Correct Answer: A