Interview Salesforce Cerification

Q. What is Salesforce?

Answer: Salesforce is a cloud-based customer relationship management (CRM) platform that helps organizations manage customer data, interactions, and business processes.

Q. What are the different editions of Salesforce?

Answer: Salesforce offers various editions, including Essentials, Professional, Enterprise, and Unlimited, each with different features and capabilities.

Q. What is a custom object in Salesforce?

Answer: Custom objects are user-defined objects that allow you to store data unique to your organization. They extend the capabilities of standard objects.

Q. What is a record type in Salesforce?

Answer: Record types allow you to offer different business processes, picklist values, and page layouts to different users based on their profiles.

Q. Explain the difference between a role and a profile in Salesforce.

Answer: A profile controls object-level and field-level permissions, while a role determines the hierarchy of data access within the organization.

Q. What is a trigger in Salesforce?

Answer: A trigger is a piece of code that executes before or after specified events occur, such as record insertion, update, or deletion.

Q. What is the difference between a workflow rule and a process builder in Salesforce?

Answer: Workflow rules automate standard internal procedures, while process builders allow you to create more complex, multi-step processes.

Q. What is a Salesforce Lightning Component?

Answer: Salesforce Lightning Components are reusable building blocks for user interfaces, enabling the creation of dynamic and responsive applications.

Q. What is Apex in Salesforce?

Answer: Apex is a programming language used to customize the Salesforce platform. It’s similar to Java and allows developers to create custom business logic.

Q. What is Visualforce in Salesforce?

Answer: Visualforce is a framework used to create custom user interfaces in Salesforce, allowing developers to build web pages with Apex and HTML-like markup.

Q. Explain Governor Limits in Salesforce.

Answer: Governor Limits are Salesforce’s way of ensuring the efficient use of shared resources on the platform, preventing any single tenant from monopolizing them.

Q. What is a Lightning App in Salesforce?

Answer: A Lightning App is a collection of Lightning Components, custom or standard, that serve as building blocks for a user interface.

Q. What is the Salesforce AppExchange?

Answer: The Salesforce AppExchange is a marketplace for third-party applications that can be integrated with Salesforce to enhance its capabilities.

Q. How can you enforce data security in Salesforce?

Answer: Data security in Salesforce can be enforced through profiles, roles, sharing rules, and permission sets, ensuring users have the right level of access.

Q. How does Salesforce ensure data integrity?

Answer: Salesforce maintains data integrity through features like validation rules, triggers, and data import tools that prevent the entry of incorrect or duplicate data.

Q. Explain the difference between a custom controller and a controller extension in Visualforce.

Answer: A custom controller is a controller class defined within the Visualforce page, while a controller extension is a class that extends a standard or custom controller to provide additional functionality.

Q. What is a batch apex class? When and why would you use it?

Answer: A batch apex class is used for processing large sets of data asynchronously. It’s ideal for situations where you need to process thousands of records that might exceed governor limits.

Q. How does the Sharing Model work in Salesforce?

Answer: The Sharing Model defines how records are accessed by different users and groups in an organization. It includes Org-Wide Defaults, Role Hierarchies, Sharing Rules, and Manual Sharing.

Q. What is a Test Class in Salesforce? Why is it necessary?

Answer: A Test Class is used to test the functionality of an Apex class or trigger in Salesforce. It ensures that your code works as expected and doesn’t break existing functionality.

Q. Explain the benefits of using the Salesforce Lightning Experience over the Classic UI.

Answer: The Lightning Experience offers improved performance, responsive design, customizable user interfaces, and components that allow for faster development and enhanced user experience.

Q. How can you perform data migration in Salesforce?

Answer: Data migration in Salesforce can be done using tools like Data Import Wizard, Data Loader, and third-party applications. It involves extracting data from source systems and loading it into Salesforce.

Q. What is the Salesforce Data Model?

Answer: The Salesforce Data Model defines how data is stored and organized in Salesforce. It includes objects, fields, relationships, and record types.

Q. Explain the difference between a Lookup Relationship and a Master-Detail Relationship.

Answer: In a Lookup Relationship, the child object has a reference to the parent object, while in a Master-Detail Relationship, the child object is dependent on the parent object and inherits its sharing settings.

Q. How can you schedule an Apex class to run at specific intervals in Salesforce?

Answer: You can schedule an Apex class to run at specific intervals using the Apex Scheduler or the System.schedule method.

Q. What is Lightning Data Service (LDS) in Salesforce?

Answer: Lightning Data Service is a set of Lightning components that provide access to Salesforce data and metadata, allowing developers to create responsive and efficient Lightning applications.

Q. Explain the different types of sandboxes in Salesforce.

Answer: Sandboxes are copies of your production organization used for testing and development. Types include Developer, Developer Pro, Partial Copy, Full Sandbox, and Scratch Orgs (for DX).

Q. How does the Salesforce Security Model ensure data security and privacy?

Answer: The Salesforce Security Model includes features like Profiles, Roles, Permission Sets, OWD (Organization-Wide Defaults), Sharing Rules, and Field-Level Security to control access to data and ensure privacy.