what is penetration testing?

What is an interface class? Explain with example.

What is C# and how many types of comments in this language?

What is the difference between Interface and Abstract Class in C#?

What is the difference between a struct and a class in C#?

How to check a valid date in SQL Server?

What are finally and finalize in Java?

Which class is a superclass of all classes?

How to find the Current Database UTC date and time in SQL Server?

Can you tell the difference between equals() method and equality operator (==) in Java?