221B Baker Street Salesforce Developer Interview Questions and Answers

Q1. Lookup and masterdetail
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Q2. Owd and profile level permission
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Q3. Write a trigger
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A trigger is a piece of code that is executed before or after a record is inserted, updated, or deleted in Salesforce.
• Triggers are written in Apex and are used to perform custom actions on records.

• Triggers can be executed before or after a record is inserted, updated, or deleted.

• Triggers can be used to enforce validation rules, update related records, or perform other custom logic.
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Q4. LWC lifecycle hooks
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Q5. LWC decorators and uses
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LWC decorators are used to add metadata to class fields or methods. '@api' is used to expose a public property or method.
• LWC decorators are used to enhance the functionality of Lightning web components.

• '@api' decorator is used to expose a public property or method that can be accessed by parent components.

• Other decorators like '@track', '@wire', '@api get', '@api set' are also commonly used in LWC development.
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Q1. Apex trigger security model etc
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Q1. Managerial round
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Q1. Salary negotiation
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Q1. Moderate qus like lwc componets @notaions lifecysclehook
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Q1. R u interested in sales
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Yes, I am interested in sales as it allows me to understand customer needs and provide solutions.
• I enjoy interacting with customers and understanding their requirements.

• I am motivated by meeting sales targets and achieving success.

• I believe in the value of building relationships with clients to drive business growth.
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Q2. Ready to relocation
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Yes, I am ready for relocation.
• I am open to relocating for the right opportunity

• I have experience moving for previous jobs

• I am excited about the possibility of living in a new city
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Q1. What are the trigger events in Salesforce
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Trigger events in Salesforce are actions that can cause a trigger to execute.
• Before Insert

• Before Update

• Before Delete

• After Insert

• After Update

• After Delete

• After Undelete
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Q2. What is a sandbox?
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A sandbox is a separate environment for testing and developing applications without affecting the production environment.
• A sandbox is a copy of the production environment where developers can experiment and make changes without impacting live data.

• It allows developers to test new features, configurations, and integrations before deploying them to the production environment.

• Sandbox environments can be refreshed with the...read more
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Q3. Best practices of trigger
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Best practices for triggers in Salesforce development
• Use trigger handlers to separate logic from the trigger itself

• Avoid using SOQL queries or DML statements inside loops

• Leverage bulkification to process records in batches

• Consider using trigger frameworks for better organization and maintainability

• Write unit tests to ensure trigger functionality and coverage
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Q4. Write rollup summery on account object and contact
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A roll-up summary field calculates values from related records and displays the result on a parent record.
• Roll-up summary fields can be created on the parent object to display aggregated data from child records.

• They can be used to calculate the sum, count, minimum, maximum, or average of a field on the child object.

• Roll-up summary fields are automatically updated when the child records are created, edited, or deleted.

• T...read more
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Q1. Profile, role differencess
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Q2. How data is sent by callout
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Data is sent by callout using HTTP request methods like GET, POST, PUT, DELETE.
• Data can be sent in the request body or as query parameters

• Headers can be used to provide additional information

• Response codes indicate the status of the request

• Examples: Sending data to an external API, retrieving data from a web service
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Apex coding on custom objects

Q1. Salary discussion
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1 hr of multiple choices questions all technical questions salesforce admin and development

Q1. Scenario based questions
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Q1. Scenario based questions on profile
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Q2. Difference between queable and feature apex
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Queueable is used for asynchronous processing while future apex is used for executing code in a separate thread.
• Queueable is used for complex, long-running processes that can be split into multiple jobs.

• Future apex is used for short, quick processes that need to be executed in a separate thread.

• Queueable jobs can be chained together to run in a specific order.

• Future apex methods are limited in terms of governor limits
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Q1. Scenario how to create 1 to 1 relationship
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To create a 1 to 1 relationship in Salesforce, use a lookup field on the child object pointing to the parent object.
• Create a lookup field on the child object that references the parent object.

• Ensure that the lookup field has a unique constraint to enforce the 1 to 1 relationship.

• Use validation rules or triggers to prevent multiple child records from being linked to the same parent record.
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Q2. Managerial round
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