Persistent Systems Senior Salesforce Developer Interview Questions and Answers

Q1. Last trigger/class you wrote
Ans. 
Developed a trigger to update account fields based on related opportunities
• Trigger written in Apex to handle before update event on Opportunity object

• Used SOQL queries to fetch related Account records

• Implemented logic to update specific fields on related Account records
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Q1. All basics of SFDC development
Ans. Be calm and you will get it
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Q2. What are types in worlflow
Ans. 
Types in workflow refer to the different categories or classifications of workflow rules or actions.
• Types in workflow can include time-based, immediate, or scheduled actions.

• Each type serves a specific purpose in automating processes within Salesforce.

• For example, time-based actions are triggered based on a specified time or date.

• Immediate actions are executed immediately after a record meets certain criteria.

• Scheduled...read more
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Q1. Knowledge and scenario based questions that involved coding.
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Q1. Design based on OOPs and mostly looking for culture fit.
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Q1. Question related to Project What is custom metadata and custom label
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Q1. Run time polymorphism code
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Q2. Linked list code
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Q3. Deep copy shallow copy differences
Ans. 
Deep copy creates a new copy of an object with its own unique memory space, while shallow copy creates a new object that references the same memory locations as the original object.
• Deep copy duplicates all nested objects, while shallow copy only duplicates the references to nested objects.

• Deep copy ensures that changes to the copied object do not affect the original object, while shallow copy may lead to unintended sid...read more
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Q1. More deep questions about polymorphism code
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Q2. Code for interchange of strings without strcpy
Ans. 
Use a loop to swap characters of two strings without using strcpy function.
• Create two arrays of characters to store the strings

• Use a loop to iterate through each character of the strings and swap them

• Ensure to handle cases where strings have different lengths
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Aptitude, core concepts and a code

Q1. What is the one thing you learnt from college club?
Ans. 
I learned the importance of teamwork and collaboration from my college club.
• Developed strong communication skills by working with diverse group of individuals

• Learned how to delegate tasks effectively to achieve common goals

• Gained experience in problem-solving and conflict resolution through group projects
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Q2. What is the one thing you want to expereince?
Ans. 
I want to experience living in a different country and immersing myself in a new culture.
• Traveling to a foreign country and learning about their customs and traditions

• Trying new foods and experiencing different ways of life

• Making friends with locals and exploring the local attractions
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Q1. Difference between relational and non relational dbms
Ans. 
Relational DBMS stores data in tables with predefined relationships, while non-relational DBMS stores data in flexible, schema-less formats.
• Relational DBMS uses structured query language (SQL) for querying data

• Non-relational DBMS can store data in various formats like key-value pairs, document-based, graph databases

• Relational DBMS ensures data integrity through normalization and constraints

• Non-relational DBMS offers be...read more
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Q2. Difference betweeen class,abstract class,interface in python
Ans. 
Class is a blueprint for creating objects, abstract class cannot be instantiated and can have abstract methods, interface is a contract for classes to implement certain methods.
• Class is a blueprint for creating objects with attributes and methods.

• Abstract class cannot be instantiated and can have abstract methods that must be implemented by subclasses.

• Interface is a contract for classes to implement certain methods, bu
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Q3. Project related questions were asked
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SQL , CODING QUESTION PYTHON

Q1. BASIC SQL QUESTIOS
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Q2. OOPS 4 PILLARS INHERITANCE ETC
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Q1. TELL ME ABOUT YOURSELF
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Q2. WHAT DO YOU KNOW ABOUT YOUR COMPANY
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