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Question:
For the code snippet given below, which of the following statements is valid?

public class Generic<T>
{
    public T Field;
}
class Program
{
    static void Main(string[ ] args)
    {
        Generic<String> g = new Generic<String>();
        g.Field = "Hello";
        Console.WriteLine(g.Field);
    }
}

1.It will print string "Hello" on the console.

2.Name Generic cannot be used as a class name because it's a keyword.

3.Compiler will give an error.

4.Member Field of class Generic is not accessible directly.

Posted Date:-2021-02-25 10:20:32

More MCQS Questions and answers

  1. For the code snippet given below, which of the following statements are valid? public class MyContainer<T> where T: class, IComparable { //Insert code here } Class MyContainer requires that it's type argument must implement IComparable interface. Compiler will report an error for this block of code. There are multiple constraints on type argument to MyContainer class. Class MyContainer requires that its type argument must be a reference type and it must implement IComparable interface.
  2. For the code snippet given below, which of the following statements are valid? public class MyContainer<T> where T: IComparabte { // Insert code here } 1. Class MyContainer requires that it's type argument must implement IComparabte interface. 2. Type argument of class MyContainer must be IComparabte. 3. Compiler will report an error for this block of code. 4. This requirement on type argument is called as constraint.
  3. For the code snippet given below, which of the following statements is valid? public class Generic<T> { public T Field; } class Program { static void Main(string[ ] args) { Generic<String> g = new Generic<String>(); g.Field = "Hello"; Console.WriteLine(g.Field); } }
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  5. 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); } }
  6. 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
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