DataTracks DOT NET Developer Interview Questions and Answers

Q1. Introduce yourself
Ans. 
I am a skilled DOT NET Developer with 5 years of experience in developing web applications and software solutions.
• 5 years of experience in DOT NET development

• Proficient in developing web applications and software solutions

• Strong knowledge of C#, ASP.NET, MVC, and SQL Server

• Experience with front-end technologies like HTML, CSS, and JavaScript

• Familiar with Agile development methodologies
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Q2. Explain your projects
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I have worked on various projects including e-commerce websites, inventory management systems, and data analysis tools.
• Developed e-commerce website using ASP.NET MVC and SQL Server for backend

• Implemented inventory management system using C# and Entity Framework

• Created data analysis tool using LINQ and JavaScript for frontend
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Q3. Brief the OOPS concepts used in your projects
Ans. 
OOPS concepts used in projects include inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Reusing code by creating a new class based on an existing class.

• Encapsulation: Restricting access to certain components of an object.

• Polymorphism: Objects of different classes can be treated as objects of a common superclass.

• Abstraction: Hiding the implementation details and showing only the necessary features.
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Q4. What do you know about SQL
Ans. 
SQL is a programming language used for managing and manipulating databases.
• SQL stands for Structured Query Language

• It is used to communicate with databases to perform tasks like querying data, updating data, and creating databases

• Common SQL commands include SELECT, INSERT, UPDATE, DELETE

• SQL is used in various database management systems like MySQL, SQL Server, Oracle
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Q5. Logical question
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Q1. Explain OOPS Concept ?
Ans. 
OOPS (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOPS focuses on creating objects that interact with each other to solve problems.

• It involves concepts like classes, objects, inheritance, polymorphism, and encapsulation.

• For example, a class 'Car' can have objects like 'Toyota', 'Honda', etc., each with their own properties and methods.

• Inheritan...read more
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This round consisted of multiple choice questions based on angular and java. I was asked to design a 3X3 grid that should listen to the click event and the selected grid should change the color to green.

Q1. Longest common subsequence of two string
Ans. 
The longest common subsequence of two strings is the longest sequence of characters that appear in the same order in both strings.
• Use dynamic programming to solve this problem efficiently.

• Create a 2D array to store the lengths of the longest common subsequences.

• Iterate through the characters of both strings and update the array based on the matching characters.

• Trace back the array to find the longest common subsequence
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Q2. Logical questions, questions about my project
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Q1. Why this company, will you be able to relocate to given city
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Q1. Basics are more important with good communication skills
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