Masstech Business Solutions DOT NET Developer Interview Questions and Answers

Q1. Dot net basic and intermediate question
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Q1. Techical round genral topic how to handle situation
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Q1. What is the repository design pattern?
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Repository design pattern is a design pattern that separates the data access logic from the business logic in an application.
• It helps in achieving separation of concerns by isolating the data access code in a separate layer.

• It provides a centralized way to access data from various sources such as databases, web services, etc.

• It makes the codebase more maintainable and testable by abstracting the data access logic.

• Examp...read more
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Q2. What is the difference between IEnumerable and IQueryable?
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IEnumerable is used for in-memory collection operations, while IQueryable is used for database query operations.
• IEnumerable is used for querying data from in-memory collections like arrays, lists, etc.

• IQueryable is used for querying data from a database using LINQ to SQL or Entity Framework.

• IEnumerable executes the query in-memory, while IQueryable executes the query on the database server.

• IEnumerable is suitable for L...read more
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Q1. How to call abstract constructor
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Q2. Difference between generic list and list which is faster
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Write prime number code

Q1. What's your experience
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Q2. Whats your Qualifications
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Q1. What are joins?
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Q2. Oops concept and its implementation
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Q1. Difference between web.config and Machine.config
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web.config is specific to a web application and overrides settings in Machine.config
• web.config is specific to a web application, while Machine.config is at the machine level

• web.config can override settings in Machine.config for a specific application

• Machine.config is located in the .NET framework folder, while web.config is in the application folder
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Q2. Explain about state management
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State management in .NET refers to the process of storing and retrieving data during the lifecycle of an application.
• State management can be achieved using various techniques such as session state, view state, cookies, and query strings.

• Session state allows storing user-specific data across multiple pages during a user session.

• View state stores the state of the page and its controls between postbacks.

• Cookies can be use...read more
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Q1. Code excution of .net application?
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The .NET application code is compiled into Intermediate Language (IL) which is then executed by the Common Language Runtime (CLR).
• Code is compiled into Intermediate Language (IL) by the compiler

• IL is then converted into machine code by the Just-In-Time (JIT) compiler

• The CLR manages memory, security, and other system resources during code execution
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Q2. Stored procedure vs function?
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Stored procedures are precompiled SQL queries that can perform multiple operations, while functions are reusable code blocks that return a single value.
• Stored procedures can execute multiple SQL statements and can perform complex operations.

• Functions are reusable code blocks that return a single value and can be used in SQL queries.

• Stored procedures can be called independently, while functions are typically called with...read more
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Q3. What is CLR, Why its used?
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CLR stands for Common Language Runtime, it is used to manage the execution of .NET programs.
• CLR is a part of the .NET framework responsible for managing the execution of .NET programs.

• It provides services such as memory management, exception handling, and security.

• CLR converts the Intermediate Language (IL) code into machine code during runtime.

• It allows for language interoperability, meaning different languages can be...read more
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Q4. What is GC, where you have used in the app?
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GC stands for Garbage Collection, a process in .NET to automatically manage memory by reclaiming unused objects.
• GC is a feature in .NET that automatically manages memory by reclaiming unused objects.

• It helps in preventing memory leaks and improving application performance.

• GC can be used in .NET applications to free up memory occupied by objects that are no longer needed.
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Q1. General questions on ASP.NET, Projects
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Q2. Questions from my resume and current project
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