Lot Technologies Salesforce Developer Interview Questions and Answers

It was easy and basic

Coding questions are bit complicated

Q1. Salesforce platform questions
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Q2. Basic hr questions and project based question
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Q1. Trigger to display all contacts on an account
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Q2. Diff bw 15 to 18 digits id
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Basic Apex coding questions

Q1. Technical Scenerio in LWC
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Q2. Basic sceneries in Apex sharing
Ans. 
Apex sharing allows developers to control access to records based on criteria.
• Apex sharing rules can be used to extend sharing access beyond the organization-wide defaults.

• Apex managed sharing allows developers to programmatically share records with specific users or groups.

• Sharing reasons can be used to define the reason for sharing a record in Apex.

• Apex sharing can be enforced using the 'with sharing' keyword in Apex
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Q1. Life Cycle hook in LWC
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Life Cycle hooks in LWC are methods that allow you to interact with the component at specific stages of its lifecycle.
• There are four main life cycle hooks in LWC: connectedCallback, disconnectedCallback, renderedCallback, and errorCallback.

• connectedCallback is called when a component is inserted into the DOM.

• disconnectedCallback is called when a component is removed from the DOM.

• renderedCallback is called after the com...read more
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Q2. In how many ways we can Communicate between component
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There are multiple ways to communicate between components in Salesforce, including using events, public properties, and Apex methods.
• Using events to communicate between components

• Passing data through public properties

• Invoking Apex methods to share data
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Q3. Outbound integration
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Q4. After having Read, Write permission on the object what will be the reason that user can't see all record.
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Q1. Write a LWC to display contacts associated to an account.
Ans. 
LWC to display contacts associated to an account
• Create an Apex class to fetch contacts associated with the account

• Use Lightning Data Service to retrieve account details

• Display contacts in a Lightning web component using HTML and CSS
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Q2. Write a trigger to update field on child record from parent record.
Ans. 
Use trigger to update child record field from parent record
• Create a trigger on the parent object

• Query for the child records related to the parent record

• Update the field on the child records with the desired value
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Q1. Write a trigger to update a field on child record a default value if the child record is the only child of parent
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Write a trigger to update a field on child record with default value if it is the only child of parent
• Create a trigger on the child object

• Query for the parent record and check if it has only one child record

• If the parent has only one child, update the field on the child record with the default value
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Q1. Salary Discussion
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Q1. Question related to flow, security
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Q2. Asked to write trigger related to after update
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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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