Smaartt Digital Consulting Salesforce Developer Interview Questions and Answers

LWC to display contacts associated to an account

• Create an Apex class to fetch contacts associated with the account

• Use Lightning Data Service to retrieve account details

• Display contacts in a Lightning web component using HTML and CSS

Use trigger to update child record field from parent record

• Create a trigger on the parent object

• Query for the child records related to the parent record

• Update the field on the child records with the desired value

Write a trigger to update a field on child record with default value if it is the only child of parent

• Create a trigger on the child object

• Query for the parent record and check if it has only one child record

• If the parent has only one child, update the field on the child record with the default value

Master Detail is a strict parent-child relationship where the child record is deleted when the parent record is deleted. Lookup is a looser relationship where the child record can exist without the parent record.

• Master Detail is a required relationship, while Lookup is not required.

• Master Detail relationship helps in maintaining data integrity by enforcing referential integrity, while Lookup does not enforce referentia...read more

Org wide Default is the baseline level of access that all users have to records in Salesforce.

• Org wide Default determines the default level of access to records for all users in an organization

• It can be set to Private, Public Read Only, Public Read/Write, or Controlled by Parent

• Org wide Default settings can be adjusted in the Sharing Settings of Salesforce

• For example, setting Org wide Default to Public Read Only allows

Debugging LWC involves using browser developer tools, console logs, and Salesforce Lightning Inspector.

• Use browser developer tools to inspect elements and check for errors.

• Utilize console logs to track variables and identify issues in the code.

• Use Salesforce Lightning Inspector to debug server-side Apex calls and network requests.

REST and SOAP APIs are different in terms of architecture, communication, and data formats.

• REST is based on HTTP protocol and uses standard methods like GET, POST, PUT, DELETE, while SOAP is a protocol-agnostic and uses XML for communication.

• REST is lightweight and easier to use, while SOAP is more rigid and has more security features.

• REST APIs are stateless, while SOAP APIs can maintain state between requests.

• REST API...read more

A Salesforce Developer interview question about relationships, whoid and whatid, global class, and Salesforce.

• Different relationships in Salesforce include one-to-many, many-to-many, and hierarchical relationships.

• Whoid and whatid are fields used in Salesforce to identify the related object in an activity record. Whoid represents a person, while whatid represents an object.

• A global class in Salesforce is a class that c...read more

Scenario-based triggers are used to automate processes based on specific events or conditions.

• Create a trigger that sends an email notification when a new lead is created

• Create a trigger that updates the status of an opportunity when it reaches a certain stage

• Create a trigger that assigns a task to a specific user when a case is created

• Create a trigger that updates a custom field on a contact when a related account is