Chetu Interview Questions, Process, and Tips

Aptitude test was very easy

Q1. What is OOP’s Concept and how using in DotNet
Ans. 
OOP stands for Object-Oriented Programming, a programming paradigm based on the concept of objects.
• OOP focuses on creating objects that contain data and methods to manipulate that data.

• In DotNet, OOP is implemented using classes and objects. Classes define the blueprint for objects, while objects are instances of classes.

• Encapsulation, inheritance, and polymorphism are key principles of OOP that are utilized in DotNet ...read more
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Q2. What is Mvc and what is the role in DotNet
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MVC stands for Model-View-Controller. It is a design pattern used in DotNet for separating concerns in an application.
• Model represents the data and business logic of the application.

• View is responsible for displaying the user interface.

• Controller handles user input and updates the model and view accordingly.

• MVC helps in achieving separation of concerns, making the code more organized and maintainable.

• Example: In a DotN...read more
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Q3. What are the types of joins in Ms Sql
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Types of joins in Ms Sql include inner join, left join, right join, and full outer join.
• Inner join: Returns rows when there is at least one match in both tables.

• Left join: Returns all rows from the left table and the matched rows from the right table.

• Right join: Returns all rows from the right table and the matched rows from the left table.

• Full outer join: Returns rows when there is a match in one of the tables.
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Q4. What is store procedure in Ms Sql
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A stored procedure in MS SQL is a precompiled collection of SQL statements that can be saved and reused.
• Stored procedures can improve performance by reducing the amount of data sent over the network.

• They can be used to encapsulate business logic and provide a layer of security by controlling access to data.

• Stored procedures can accept input parameters and return output parameters or result sets.

• Example: CREATE PROCEDUR...read more
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Q5. What is the significance of Sql joins in database management
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Sql joins are used to combine rows from two or more tables based on a related column between them.
• Joins are essential for retrieving data from multiple tables in a database

• Types of joins include inner join, outer join, left join, and right join

• Example: SELECT * FROM table1 INNER JOIN table2 ON table1.id = table2.id
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It was good. I cleared this

Q1. Difference between cfset and cfparam

Ans. 

cfset is used to set a variable value, while cfparam is used to initialize a variable if it does not already exist.

• cfset is used to assign a value to a variable, while cfparam is used to initialize a variable if it does not already have a value

• cfset can be used multiple times to change the value of a variable, while cfparam will only initialize the variable once

• Example: vs

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