Which one of the following classes are present System.Collections.Generic namespace?

1. Stack
2. Tree
3. SortedDictionary
4. SortedArray

For the code snippet shown below, which of the following statements are valid?

public class Generic<T>
{
    public T Field; 
    public void TestSub()
    {
        T i = Field + 1;
    }
}
class MyProgram
{
    static void Main(string[] args)
    {
        Generic<int> gen = new Generic<int>();
        gen.TestSub();
    }
}

Which of the following statements are valid about generics in .NET Framework?

1. Generics is a language feature.
2. We can create a generic class, however, we cannot create a generic interface in C#.NET.
3. Generics delegates are not allowed in C#.NET.
4. Generics are useful in collection classes in .NET framework.
5. None of the above

Which of the following statements is valid about generic procedures in C#.NET?

For the code snippet shown below, which of the following statements are valid?

public class TestIndiaBix
{
    public void TestSub<M> (M arg)
    {
        Console.Write(arg);
    }
}
class MyProgram
{
    static void Main(string[] args)
    {
        TestIndiaBix bix = new TestIndiaBix();
        bix.TestSub("IndiaBIX ");
        bix.TestSub(4.2f);
    }
}