In C#, what is the difference between: "int[,] arrayName;" and "int[][] arrayName;"

Polymorphism. LET: public class BaseClass { public virtual string DoWork() { return 'A'; } } public class DerivedClass : BaseClass { public override string DoWork() { return 'B'; } } IF: DerivedClass B = new DerivedClass(); BaseClass A = (BaseClass)B; A.DoWork(); What's the expected output?

Which of the following keywords belongs to C#

What is the result of the following code : void Main() { var r=0; Task t = Task.Run(() => { return 1; }).ContinueWith((i) => { r= i.Result+1; return 1; }); Console.WriteLine('{0},{1}',t.Result,r); }

It is possible to overload the '=' operator in C#.

If A = true and B = false, how does [1.] (A | B) differ from [2.] (A || B)

Correct way to define a value 6.28 in a variable ‘a’ where value cannot be modified ? (Choose all that apply)

How can we use COM components in .Net?

What is OCP?

Which of the following keyword you can used for correct implementation of an interface in C#.NET?

Number of threads that exists for each of the processes that occurs in the program?