Nvest Solutions Interview Questions and Answers

Q1. What is oops in C#
Ans. 
Object-oriented programming concepts in C#
• Encapsulation: bundling data and methods that operate on the data into a single unit

• Inheritance: allows a class to inherit properties and behavior from another class

• Polymorphism: ability for objects to take on multiple forms

• Abstraction: hiding the complex implementation details and showing only the necessary features
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Q2. What is web api
Ans. 
Web API is a set of rules and protocols that allow different software applications to communicate with each other over the internet.
• Web API stands for Application Programming Interface for web-based systems

• It allows different software applications to interact with each other over the internet

• Web APIs use HTTP protocols to enable communication between systems

• Examples of Web APIs include Google Maps API, Twitter API, and
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In second round again I got solve few more aptitude questions only.
Like one frog trying to climb a well or ladder with one jump it cover 3 inches and slides down 2 Inches. In how many attempts frog will climb the ladder if ladder is 30 inches long.

Q1. Sql query to get top 5 records from the table.
Ans. 
Use the SELECT TOP statement in SQL to retrieve the top 5 records from a table.
• Use the SELECT statement to specify the columns you want to retrieve.

• Use the TOP keyword followed by the number of records you want to retrieve.

• Specify the table name in the FROM clause.

• Add any necessary conditions in the WHERE clause.

• Order the results if needed using the ORDER BY clause.
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