CSA Developer Fundamentals 4

Question 1

In Salesforce, what is an 'External ID' field used for?

Accepted Answer

Mapping records to identifiers from external systems for upsert operations

Answer

An External ID field stores a unique identifier from an external system and enables upsert operations via the API.

Question 2

Which Salesforce deployment method allows packaging of components into a ZIP file for deployment using the Metadata API or Salesforce CLI?

Accepted Answer

ANT Migration Tool / Salesforce CLI

Answer

The ANT Migration Tool and Salesforce CLI use a package.xml manifest file and ZIP-based deployment via the Metadata API.

Question 3

What is the role of a 'Test Class' in Salesforce Apex?

Accepted Answer

A class written to verify Apex code behavior and meet the 75% code coverage requirement

Answer

Test classes contain unit tests that validate Apex logic and are required to achieve the 75% code coverage threshold for deployment.

Question 4

Which type of Salesforce relationship creates a parent-child link where the child record's sharing and security are controlled by the parent?

Accepted Answer

Master-Detail Relationship

Answer

In a Master-Detail relationship, the child record inherits the parent's sharing settings and is deleted if the parent is deleted.

Question 5

What is the function of the '@future' annotation in Apex?

Accepted Answer

Marks a method to run asynchronously in a future transaction

Answer

The @future annotation causes a method to run asynchronously in a separate transaction, useful for callouts from triggers.

(CSA) Certified Salesforce Administrator Practice Test