Onvey Tech Core Asp Dot Net Developer Interview Questions and Answers

Q1. What are the types and number of constraints in your specific context?
Ans. 
There are various types of constraints in DOT NET development, including primary key, foreign key, unique, check, and default constraints.
• Primary key constraints ensure each record in a table is unique.

• Foreign key constraints enforce referential integrity between tables.

• Unique constraints ensure that all values in a column are distinct.

• Check constraints validate the data before it is inserted or updated.

• Default constra...read more
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Q2. What is the difference between an independent class and an abstract class?
Ans. 
Independent class can be instantiated while abstract class cannot be instantiated directly.
• Independent class can be directly instantiated using the 'new' keyword.

• Abstract class cannot be instantiated directly, it can only be used as a base class for other classes.

• Independent class does not require any derived class to implement its members.

• Abstract class can have abstract methods that must be implemented by derived cla
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Q1. Technical coding with the technical team
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Q1. What are your reasons for changing your job?
Ans. 
Seeking new challenges, growth opportunities, and a better work-life balance.
• Looking for new challenges and opportunities to learn and grow.

• Seeking a better work-life balance.

• Interested in working with new technologies or in a different industry.

• Wanting to advance my career and take on more responsibilities.

• Company restructuring or changes in management.
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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?
Ans. 
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?
Ans. 
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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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
Ans. 
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
Ans. 
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. General questions on ASP.NET, Projects
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Q2. Questions from my resume and current project
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Q1. Solid principle
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Q2. Dependency injection
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