FixHolics Salesforce Cpq Developer Interview Questions and Answers

Q1. How to invoke flows - using other flows and Apex. How do we invoke an apex class from a flow and pass variables?
Ans. 
Flows can be invoked using other flows and Apex. Apex classes can be invoked from a flow by using invocable methods and passing variables as input parameters.
• To invoke a flow from another flow, use the 'Launch Flow' element in the Flow Designer.

• To invoke an Apex class from a flow, create an invocable method in the Apex class and annotate it with @InvocableMethod.

• Pass variables from a flow to an Apex class by defining i...read more
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Q2. Why can't we create a master detail on contact as the child object
Ans. 
Master-detail relationship on Contact as child object is not allowed due to data integrity concerns.
• Contact is a standard object and cannot be a child object in a master-detail relationship

• Master-detail relationships require the child object to have a lookup to the parent object

• Contacts are often used as the primary object in many relationships, making it unsuitable as a child object
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Q3. What is child to parent communication in LWC?
Ans. 
Child to parent communication in LWC allows a child component to communicate with its parent component.
• Child components can dispatch custom events to communicate with parent components.

• Parent components can listen for these custom events and handle them accordingly.

• This communication pattern helps in passing data and triggering actions between components.
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Q1. Write triggers for updating user email from contact emails.
Ans. 
Write triggers to update user email from contact emails
• Create a trigger on the User object

• Query for related Contact records

• Update User email field with Contact email
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Q2. How does LWC ensure data refresh
Ans. 
LWC ensures data refresh by using Lightning Data Service and @wire decorator.
• LWC uses Lightning Data Service to ensure data refresh without needing to write Apex code.

• The @wire decorator in LWC allows for declarative data binding and automatic refresh when data changes.

• LWC components can also manually refresh data using imperative Apex calls or by calling the refreshApex() method.
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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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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
Ans. 
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
Ans. 
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. Explain Lifecycle hook of LWC
Ans. 
Lifecycle hooks in LWC are methods that allow developers to interact with the component lifecycle at specific points.
• Lifecycle hooks include connectedCallback, disconnectedCallback, renderedCallback, errorCallback, and others.

• 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 component's templ...read more
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Q2. Explain Security Model
Ans. 
Security model refers to the framework that controls access to data within a system.
• Defines who can access what data

• Includes roles, profiles, and permissions

• Ensures data integrity and confidentiality

• Can be customized to meet specific security requirements
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Q3. How to acheive child to parent communication
Ans. 
Child to parent communication can be achieved in Salesforce using lookup relationships or formula fields.
• Create a lookup relationship field on the child object that references the parent object

• Use formula fields to display parent information on the child record

• Utilize cross-object formulas to display parent fields on related lists or reports
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Q1. NA explained below
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Q2. NA explained below1
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Q1. Project related questions
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Q2. Flows, lwc, sharing, cdc, exp cloud
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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. Sales posting is best ?
Ans. 
Sales posting is best done through a well-designed and user-friendly interface.
• Utilize a CRM system like Salesforce for efficient sales posting

• Ensure data accuracy and consistency in sales postings

• Provide training and support to sales team on how to effectively use the sales posting system
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Q2. How to approach a person ?
Ans. 
Approaching a person involves being friendly, respectful, and considerate of their feelings and boundaries.
• Start with a friendly greeting or smile

• Introduce yourself and make small talk to break the ice

• Listen actively and show genuine interest in the person

• Respect their personal space and boundaries

• Be mindful of cultural differences and adjust your approach accordingly
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