Delegates and Events - General Questions

What is the output of the following program?

Func<int, int> f = x => x + 1;
Func<int, int> g = x => x * 10;
Console.WriteLine(g(f(4)));

What is an anonymous method?

The standard signature for .NET event handlers is:

What is the output of the following program?

Func<int, int, int> add = (a, b) => a + b;
Console.WriteLine(add(2, 3));

What is the output of the following program?

Func<int, int> sq = x => x * x;
Console.WriteLine(sq(6));