RSM US in India Salesforce Developer Interview Questions and Answers

Q1. Question related to flow, security
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Q2. Asked to write trigger related to after update
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Q1. What is trigger in salesforce
Ans. 
A trigger in Salesforce is a piece of code that is executed before or after specific data manipulation events, such as insert, update, or delete.
• Triggers are used to perform custom actions on records in Salesforce.

• Triggers can be written in Apex programming language.

• Triggers can be executed before or after specific events like insert, update, or delete.

• Triggers are associated with a specific object in Salesforce.

• Exampl...read more
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Q2. Type of flows in salesforce
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There are three types of flows in Salesforce: Autolaunched Flows, Screen Flows, and Scheduled Flows.
• Autolaunched Flows are triggered by a process or Apex trigger and do not require user interaction.

• Screen Flows guide users through a series of screens to collect and display information.

• Scheduled Flows are triggered by a schedule and can automate repetitive tasks.
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Q1. What is the use of @track
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Q1. Diff. between SOQL and SOSL
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SOQL is used to query records from Salesforce objects, while SOSL is used to search for records across multiple objects.
• SOQL stands for Salesforce Object Query Language

• SOQL is used to query records from a single Salesforce object

• SOSL stands for Salesforce Object Search Language

• SOSL is used to search for records across multiple Salesforce objects

• SOQL queries are more structured and specific, while SOSL searches are more
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Q2. Queueable Apex and Future Apex , Use, syntax and differences
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Q3. Screen flow, Why we use Subflow?
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Subflows are used in screen flows to break down complex processes into smaller, reusable components.
• Subflows help in organizing and modularizing the flow logic.

• They allow for reusability of common flow elements across multiple screen flows.

• Subflows can be called from multiple places within a screen flow, reducing redundancy.

• They make it easier to maintain and update the flow logic.

• Subflows can improve the overall perfo...read more
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Q4. What is mixed dml error?
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Mixed DML error occurs when DML operations on setup and non-setup objects are mixed in a single transaction.
• Mixed DML error occurs when DML operations are performed on both setup and non-setup objects in a single transaction.

• Setup objects include objects like User, Profile, PermissionSet, etc.

• Non-setup objects include custom objects created by the user.

• To avoid mixed DML error, separate the DML operations on setup and
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Q5. Trigger to prevent user from deleting Account if any opportunity record is associated with it
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Use a trigger to prevent deletion of Account if any Opportunity record is associated with it
• Create a before delete trigger on Account object

• Query for related Opportunity records using SOQL

• If any Opportunity records are found, throw an error message to prevent deletion
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Q6. What is ValidateInput
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ValidateInput is a method used to check and validate user input in a software application.
• ValidateInput ensures that the data entered by the user meets certain criteria or constraints.

• It helps prevent errors and security vulnerabilities by verifying the input before processing it.

• Examples include checking for valid email addresses, ensuring numeric values are within a specified range, and validating required fields.
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Q1. Questions on baisc salesforce from every aspects
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Q1. Same as technical 1
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Q1. Logic question, project related questions
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Q1. Salary discussed
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Q1. Basic understanding of platform
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Q1. Advance level knowledge
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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
Ans. 
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
Ans. 
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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Q1. Roll up summary trigger to populate number of open opportunities on account
Ans. 
Use a roll up summary trigger to populate the number of open opportunities on an account
• Create a trigger on Opportunity object to update the count on Account object

• Query for open opportunities related to the account

• Update the count field on the Account object with the number of open opportunities
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