Salesforce Interview Questions, Process, and Tips

Q1. Questions around Triggers, asynchronous apex,soql query, apex basics
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Q2. A scenario for grand parent child trigger
Ans. 
A grand parent child trigger scenario involves triggering an action in a child record based on changes in a grandparent record.
• Create a trigger on the grandparent object to monitor changes

• Use a trigger handler class to handle the logic for updating child records

• Consider using trigger context variables to pass data between the grandparent and child triggers
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Q3. Write an asnchronous apex to return opportunities groupby AccountId
Ans. 
Asynchronous Apex code to group opportunities by AccountId
• Create a Queueable Apex class to handle the asynchronous processing

• Query the opportunities and group them by AccountId using a Map

• Implement the execute method to process the opportunities and return the grouped data
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Q1. Salary expectation
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Q2. What is previous working
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Q3. Family bag round
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Q4. Are willing to do travel
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Q1. Can you explain about Platform Events?
Ans. 
Platform Events are a feature in Salesforce that allow developers to deliver secure, scalable, and customizable event notifications.
• Platform Events are based on the publish-subscribe model, where publishers send events and subscribers receive them.

• They are used to communicate changes in Salesforce data or custom events within an organization.

• Developers can define custom event objects and trigger events using Apex or de...read more
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Q2. Tell me about Asynchronous Apex? Difference between Batch Apex and Queueable Apex
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Asynchronous Apex allows you to run processes in the background, without user interaction. Batch Apex and Queueable Apex are two types of Asynchronous Apex.
• Asynchronous Apex allows you to process large amounts of data asynchronously, without impacting the user interface.

• Batch Apex is used to process large data sets that can be divided into smaller batches for processing.

• Queueable Apex allows you to submit jobs for asyn...read more
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Q3. Explain Future method? and why we need (Callout= true) along with that annotation?
Ans. 
Future method is used to run code asynchronously. Callout=true is needed to make HTTP callouts from future methods.
• Future methods are used to run code asynchronously in Salesforce.

• They are annotated with @future annotation.

• Callout=true is needed to make HTTP callouts from future methods.

• Without Callout=true, making HTTP callouts from future methods is not allowed.
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Q4. Data Security in Salesforce and types in it.
Ans. 
Data security in Salesforce involves various types of security measures to protect sensitive information.
• Salesforce provides various security features such as user authentication, data encryption, and access controls.

• Types of data security in Salesforce include object-level security, field-level security, and record-level security.

• Salesforce also offers tools like Salesforce Shield for enhanced data security and compli...read more
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Two medium level question in 75 minutes

Q1. Return k most frequent string from an array of strings
Ans. 
Return k most frequent strings from an array of strings
• Use a hashmap to store the frequency of each string in the array

• Sort the hashmap by frequency in descending order

• Return the first k keys from the sorted hashmap
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Hackerrank test involving two problems of difficulty easy and medium.

Q1. Director Round- a kind of leadership round where behavioural questions are asked
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DS Round- Two questions of easy/medium difficulty were asked

Q1. Design Round - Rate limiter
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Q1. HM Round - General questions
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Full stack question with java and angular and sql

Case study on project