BUSINESSNEXT DOT NET Developer Interview Questions and Answers

Q1. Very fundamental questions were out of programming language like what is Like class vs object, instances vs object, why do we rather write our code in OOPS supported languages than procedural programming l...read more
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Q2. In the context of Dot Net Framework, What is DotNet vs Dot Net Framework? Why do use it? What is role of DI,Service Lifetime scope ?
Ans. 
DotNet is a platform while Dot Net Framework is a software framework built on top of it.
• DotNet is a platform that provides a runtime environment for executing applications.

• Dot Net Framework is a software framework built on top of DotNet platform.

• Dot Net Framework provides a set of libraries and tools for developing and running applications.

• Dependency Injection (DI) is a design pattern used to implement Inversion of Con...read more
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Q3. Explain Task Parallel Library
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Task Parallel Library is a .NET framework that enables parallel processing of tasks.
• TPL provides a higher-level abstraction for parallelism than traditional threading models.

• It includes features like Task and Task classes, Parallel.ForEach and Parallel.Invoke methods.

• TPL can improve performance by utilizing multiple cores and processors.

• TPL also includes cancellation and exception handling mechanisms.

• Example: Parallel....read more
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First round will be assessment round where one guy from there team will share his screen to you have give the control and you have to complete the assessment….questions are related to .net field and c#

Q1. First introduce your self and then he will ask you to rate your self in all technology and then one by one they will ask you question basics to c# oops and then sql question , mvc, webapi
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Q1. After taking all the interviews they told me that we don't have the opening...I asked them like why did you guys just waste my time...she was like the person who called you 1st day fired from the company.....read more
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Q1. 1. oops 2. mvc lifecycle
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Q2. 1. routing 2. filters in mvc
Ans. 
Routing and filters are important concepts in MVC development.
• Routing determines how URLs are mapped to controllers and actions.

• Filters are used to add additional logic before or after an action is executed.

• There are several types of filters, including authorization, action, and result filters.

• Filters can be applied globally, to a controller, or to an individual action.

• Routing and filters are essential for creating a w
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Total 50 Questions 40 from technology 10 from normal aptitude not so tough.

Q1. Telephonic interview by senior developer basic concepts of oops, sql, C#
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Q2. Opps concepts indexes Array and arrylists Stored procedures and functions class structs object constructor etc
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Q3. What is Encapsulation where you implement and why?
Ans. 
Encapsulation is the concept of bundling data and methods that operate on the data into a single unit, known as a class.
• Encapsulation helps in hiding the internal state of an object and restricting access to it.

• It allows for better control over the data by preventing direct access and manipulation from outside the class.

• Encapsulation also promotes code reusability and modularity by grouping related data and methods tog...read more
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Q4. Difference between Interfaces and abstraction?
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Interfaces define contracts for classes to implement, while abstraction is a way to hide implementation details.
• Interfaces are like a blueprint that defines what methods a class must implement.

• Abstraction is a concept where we hide the implementation details and show only the necessary features of an object.

• Interfaces can have multiple inheritance, while abstraction is achieved using abstract classes or interfaces.

• Exam...read more
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Q5. Difference between Stored procedure and functions when we use where we use what the profits of its?
Ans. 
Stored procedures are precompiled SQL queries stored in the database, while functions are user-defined routines that return a value.
• Stored procedures are used for performing specific tasks or operations on the database, while functions are used to return a single value.

• Stored procedures can contain multiple SQL statements and can have input and output parameters, while functions are more limited in their functionality.

• ...read more
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Reverse no.
Star patterns
print numbers without loop
highest salary query
Count male female from the table

Logically question, mathematics

Q1. C#,asp.net MVC,.net core
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Q2. SQLserver.jquery
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Q3. Linq, store procedure
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Q4. Logically question like how we can pass data controller
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Q1. Join in sql define and explain
Ans. 
Join in SQL is used to combine rows from two or more tables based on a related column between them.
• Join is used to retrieve data from multiple tables based on a related column

• Types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column
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Coding,asp.net.reasiong , math

SQL server,asp
Net ,jQuery , javascript etc

Q1. Logical thinking ,practical confidence
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Q1. Sellery discussion, privious company work details.
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