Espire Infolabs Salesforce Developer Interview Questions and Answers

Group discussion was the first round on avg there were 15 people in a group discussion at last everyone was given a minute to speak

Q1. Tell me about yourself?
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Q2. Where do you see yourself in five years?
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Q3. Tell me about your family?
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Q4. Do you plan on Higher education?
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Q1. Questions on OOPs concept
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Q2. Sort the array by parity
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Q3. Write SQL queries
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Q4. Who wrote the book discovery of the nation
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Q5. What is the official language of kashmir
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Q6. Which city is called city of lakes
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Q1. Find the length of the longest word in the length
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Q2. Push the zeroes in the arrays to the end
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Q3. When was python launched
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Q4. What is name of ai from meta/google/amazon
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Q5. What do you do in your free time
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Q6. Tell me your pros and cons
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Q1. What is OOPS ?
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OOPS stands for Object-Oriented Programming System. It is a programming paradigm based on the concept of objects.
• OOPS focuses on creating objects that contain data and methods to manipulate that data.

• It allows for encapsulation, inheritance, and polymorphism.

• Examples of OOPS languages include Java, C++, and Python.
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Q2. What is Dependency Injection
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Dependency Injection is a design pattern where components are given their dependencies rather than creating them internally.
• Allows for easier testing by mocking dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Example: Constructor injection, Setter injection
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Q1. Which Architechture does you project build by?
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Q2. What is Normalization in sql?
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Normalization in SQL is the process of organizing data in a database to reduce redundancy and improve data integrity.
• Normalization involves breaking down a table into smaller tables and defining relationships between them.

• It helps in reducing data redundancy by storing data in a structured manner.

• There are different normal forms like 1NF, 2NF, 3NF, and BCNF that define the level of normalization.

• Example: If we have a t...read more
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Q1. Tell about your self ?
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Q2. Whom do you provide your first month salary ?
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Prev job work and project details , roles and responsibility

Q1. What is SDLC process
Ans. 
SDLC process is a structured approach to software development that defines tasks performed at each stage of the software development life cycle.
• SDLC stands for Software Development Life Cycle

• It includes stages like planning, analysis, design, implementation, testing, and maintenance

• Each stage has specific goals and deliverables to ensure the quality and success of the software project
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Q2. What is the ASp.net mean for ?
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ASP.NET stands for Active Server Pages .NET, a web application framework developed by Microsoft.
• ASP.NET is a server-side web application framework used for building dynamic web pages and web applications.

• It allows developers to create web applications using languages like C# or VB.NET.

• ASP.NET provides tools and libraries for building web forms, MVC (Model-View-Controller) applications, and Web API services.

• It is part o...read more
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Q1. Javascript features
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Q2. Virtual dom
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Difficult exam and everything is covered

Q1. OOPS concepts related questions
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Q2. SQL server related queries
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Q1. Explain SDLC process test
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SDLC process test involves testing the software at various stages of the software development life cycle.
• Testing is done at each stage of SDLC - requirements, design, implementation, and maintenance.

• It helps in identifying defects early in the development process.

• Types of testing include unit testing, integration testing, system testing, and acceptance testing.

• Testing ensures that the software meets the specified requi...read more
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Q1. Puzzle on tic tac toe
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It was a screening round where questions where from java springboot and micro services

Q1. What are the java 8 features
Ans. 
Java 8 introduced several new features including lambda expressions, streams, functional interfaces, and more.
• Lambda expressions allow you to write code in a more concise and readable way.

• Streams provide a new way to work with collections in a functional style.

• Functional interfaces enable the use of lambda expressions.

• Default methods allow interfaces to have method implementations.

• Method references provide a way to ref...read more
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Q2. Why do we need to overide equals and hashcode
Ans. 
To ensure correct behavior when using objects in collections like HashMap or HashSet.
• Ensures that two objects that are equal have the same hash code.

• Prevents duplicate objects in collections like HashSet.

• Allows for correct retrieval of objects from collections like HashMap.
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Q1. It was a managerial round so had questions related to it
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Q1. Salary negotiations where done on this round
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