Answer / Swati Rai

Controllers in Salesforce are Apex classes that handle HTTP requests and responses. They define actions, such as creating, editing, or deleting records, by extending the `WebService`, `RestResource`, or `Controller` interfaces.

Is it possible to write a validation rule on record delete?

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What is auto-response?

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Can we bind an existing Apex Controller with a lightning component?

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What is the use of implements in lightning component? : salesforce lightning component

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Explain campaign in salesforce ?

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Why do we use $a.enqueueaction(action)?

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What are the types of portals in salesforce?

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What is the difference between 15 and 18 Digit ID ?

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I want to ensure that once a child record has been added to a master-detail relationship, it cannot be deleted. How can we achieve this using the declarative capability of the platform ?

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Explain the force.com platform?

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Can we include external javascript/css libraries in components ? : salesforce lightning component

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