TCS Salesforce Developer Interview Questions, Process, and Tips

Events in Omniscript allow for dynamic interactions with the user.

• Events can be triggered by user actions or system events

• Events can be used to show/hide components, update fields, or navigate to different steps

• Examples include onClick, onChange, and onInit

Indirect lookup is used to find related records through a junction object while external lookup is used to find related records in an external system.

• Indirect lookup is used when there is a many-to-many relationship between two objects.

• External lookup is used when the related record is stored in an external system.

• Indirect lookup uses a junction object to connect two objects.

• External lookup uses an external ID field to...read more

I am currently working on a project to develop a Salesforce application for a retail company.

• Developing custom objects and fields to track product inventory and sales data

• Implementing automation processes using workflows and process builder

• Creating custom reports and dashboards to provide insights on sales performance

• Integrating with external systems to synchronize customer data

• Implementing security measures to protect

Order of execution in Salesforce determines the sequence of events that occur when a record is saved.

• Validation rules are executed first

• Before triggers are executed next

• Custom validation rules are executed after before triggers

• After triggers are executed next

• Assignment rules are executed after after triggers

• Workflows are executed after assignment rules

• Escalation rules are executed after workflows

• Processes are executed ...read more

Explaining the difference between Roles & Profiles, Workflow-ProcessBuilder-Flow, types of Workflow, and Trigger context variables.

• Roles define the level of access a user has to records in an organization, while profiles define the level of access a user has to objects and fields.

• Workflow, Process Builder, and Flow are automation tools used to automate business processes in Salesforce.

• Workflow rules are used to automat...read more

Batch class is used to process large data sets in chunks. Stateful interface maintains state between batches.

• Batch class implements Database.Batchable interface

• It has three methods: start(), execute() and finish()

• Stateful interface is used to maintain state between batches

• Stateful variables can be declared outside of the execute() method

• Example: Batch class to update all accounts with a specific field value

Best practices for Apex class and Test class

• Use meaningful class and method names

• Write clear and concise code

• Use comments to explain complex logic

• Write test classes to cover all scenarios

• Use System.assert() to validate expected results

• Avoid hardcoding values

• Use try-catch blocks to handle exceptions

• Avoid SOQL queries and DML statements in loops

• Use @isTest annotation for test classes

• Use Test.startTest() and Test.stopTest

Components under a Lightning Aura Bundle

• A Lightning Aura Bundle can contain multiple components

• These components can be of different types such as Lightning Component, Apex Class, etc.

• The components can communicate with each other using events

• The bundle can also contain design resources like CSS and images