Expleo Solutions Interview Questions and Answers

Protected internal access modifier allows access to members within the same assembly or derived classes.

• Can be applied to methods, properties, fields, and events

• Access is limited to the current assembly or derived classes

• Used when you want to restrict access to certain members within the same assembly or derived classes

• Example: protected internal int age = 25; // can be accessed within the same assembly or derived classes

Overloading in OOP allows multiple methods with same name but different parameters.

• Overloading is achieved by changing the number, type or order of parameters

• Return type of the methods does not matter in overloading

• Example: void print(int a), void print(int a, int b), void print(String s)

Polymorphism is the ability of a single function or method to operate on different types of data.

• Polymorphism in Selenium allows for the same test script to be used for different web elements.

• It can be achieved through method overloading or method overriding in Selenium.

• For example, using the same click() method to click on a button, link, or dropdown in Selenium tests.

Program to add two numbers in c#

• Declare two variables to store the numbers

• Take input from user for both variables

• Add the variables and store the result in a third variable

• Display the result

Xpath can use AND and OR conditions to locate elements based on multiple criteria.

• To use AND, simply chain multiple conditions together with no operator in between.

• To use OR, use the 'or' keyword between conditions.

• Example: //div[@class='class1' and @id='id1'] or //div[@class='class2']