ITD Cementation India Interview Questions and Answers

Salesforce offers various types of integration options to connect with external systems.

• SOAP API: Allows integration with external systems using SOAP protocol.

• REST API: Enables integration with external systems using RESTful web services.

• Bulk API: Facilitates integration for large data volumes using batch processing.

• Streaming API: Provides real-time integration by pushing data updates to external systems.

• Outbound Messaging: Sends notifications to external systems using SOAP o...read more

I have worked on the Salesforce Trigger Framework by using a combination of trigger handlers and utility classes.

• Implemented trigger handlers to separate logic from triggers

• Used utility classes to centralize common trigger logic

• Followed best practices to ensure efficient and scalable trigger framework

• Example: Created a trigger handler class to handle before insert, before update, and after insert events

To call a child method in a parent component in LWC, you can use the @api decorator in the child component and import the child component in the parent component.

• Use @api decorator in the child component to expose the method or property that you want to call from the parent component.

• Import the child component in the parent component and use the child component's reference to call the method or access the property.

• Pass data between parent and child components using properties...read more

To call LWC from Aura, use the lightning/navigation service.

• Use lightning/navigation service to navigate to the LWC component

• Pass the component name and any parameters needed

• Handle any events or data passed back from the LWC component

Mixed DML error occurs when DML operations on setup and non-setup objects are mixed in a single transaction.

• Mixed DML operations involve a combination of DML statements on both setup and non-setup objects in a single transaction.

• This error typically occurs when trying to update a setup object (like User) and a non-setup object (like Account) in the same transaction.

• To resolve the error, separate the DML operations on setup and non-setup objects into different transactions or ...read more

Aura is a component-based framework for building web apps on Salesforce platform, while LWC is a modern framework to build web components.

• Aura is based on JavaScript and uses an XML-like syntax, while LWC uses modern JavaScript and HTML.

• Aura components have a larger footprint and are slower compared to LWC components.

• LWC provides better performance, reusability, and encapsulation compared to Aura components.

• LWC supports standard web components specifications, making it easier...read more

Salesforce offers various clouds for different functionalities like Sales Cloud, Service Cloud, Marketing Cloud, etc.

• Sales Cloud for sales automation and CRM

• Service Cloud for customer service and support

• Marketing Cloud for marketing automation and analytics

Types of asynchronous classes include future, batch, queueable, and scheduled classes.

• Future classes are used for executing code asynchronously in the background.

• Batch classes are used for processing large data sets in smaller chunks.

• Queueable classes are used for chaining asynchronous jobs together.

• Scheduled classes are used for running code at specific times.