Category: Technical IT Interview Questions

Technical IT Interview Questions – Prepare interview questions

JAVA and OOPs Concepts

Object Oriented Programming Object-oriented programming (OOP) is a programming paradigm based on the concept of “objects”, which can contain data and code: data in the form of fields (often known as attributes or properties), and code, in the form of procedures (often known as methods) Object-oriented programming aims to implement real-world entities like inheritance, hiding, polymorphism etc in programming. […]

Difference between Procedural and Object Oriented Programming

Procedural Oriented Programming Object Oriented Programming In procedural programming, program is divided into small parts called functions. Example code : #include <stdio.h>/*this function computes the absolute value of a whole number.*/int abs(int x){if (x>=0) return x;else return -x;} /*this program calls the abs() function defined above twice.*/ int main() […]

Machine Learning Interview/Quiz Questions

Machine Learning Interview/Quiz Questions Machine Learning Interview/Quiz Questions Click on Questions to reveal the answer Which function in Pandas library allows to manipulate data and create new variables? apply function Which Python libraries provides advanced random number capabilities? NumPy What is the output of the below Python code? […]

How to call Constructor from another Constructor with same class in C# ?

Calling Constructor from another Constructor with same class There are two ways to do the above : 1. Use this keyword to acheive this . Example below :  public class Employee{    public Employee(): this(10)    {        // This is the no parameter constructor method.        // First Constructor    }     […]

What is Construction Overloading in C#

Constructor Overloading Constructor oveloading enables to have constructors with different sets of parameters. Example below: public class Employee {     public Employee()     {         // This is the no parameter constructor method.         // First Constructor     }     public Employee(int Age)     {         // This is the […]

Write a Validation Expression for RegularExpressionValidator to allow letters , numbers , space , dash and underscore

Question : Write a Validation Expression for RegularExpressionValidator to allow letters , numbers , space , dash and underscore ? Answer : ValidationExpression=”^([a-zA-Z0-9_s-]*)$” Explanation : s = Spacing– =  Allowing dash – _ = Allow Underscorea-z = Small letterA-Z = Capital Letter0-9 = Numeric ASP.NET Interview Questions :

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