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Question:
Which of the following statements is correct?

1. A constructor can be used to set default values and limit instantiation.

2.C# provides a copy constructor.

3.Destructors are used with classes as well as structures.

4.A class can have more than one destructor.

Posted Date:-2021-02-24 11:05:30

More MCQS Questions and answers

  1. Which of the following statements are correct about static functions?
  2. Which of the following statements is correct about constructors in C#.NET?
  3. Which of the following statements is correct?
  4. How many times can a constructor be called during lifetime of the object?
  5. In which of the following should the methods of a class differ if they are to be treated as overloaded methods? Type of arguments Return type of methods Number of arguments Names of methods Order of arguments
  6. Which of the following statements is correct?
  7. What will be the output of the C#.NET code snippet given below? namespace IndiabixConsoleApplication { class Sample { public static void fun1() { Console.WriteLine("Bix1 method"); } public void fun2() { fun1(); Console.WriteLine("Bix2 method"); } public void fun2(int i) { Console.WriteLine(i); fun2(); } } class MyProgram { static void Main(string[ ] args) { Sample s = new Sample(); Sample.fun1(); s.fun2(123); } } }
  8. What will be the output of the C#.NET code snippet given below? namespace IndiabixConsoleApplication { class Sample { static Sample() { Console.Write("Sample class "); } public static void Bix1() { Console.Write("Bix1 method "); } } class MyProgram { static void Main(string[ ] args) { Sample.Bix1(); } } }
  9. Which of the following statements are correct about constructors in C#.NET? Constructors cannot be overloaded. Constructors always have the name same as the name of the class. Constructors are never called explicitly. Constructors never return any value. Constructors allocate space for the object in memory.
  10. Which of the following statements are correct about static functions? Static functions can access only static data. Static functions cannot call instance functions. It is necessary to initialize static data. Instance functions can call static functions and access static data. this reference is passed to static functions.
  11. Which of the following statements are correct about the C#.NET code snippet given below? class Sample { static int i; int j; public void proc1() { i = 11; j = 22; } public static void proc2() { i = 1; j = 2; } static Sample() { i = 0; j = 0; } }
  12. Which of the following statements is correct about constructors?
  13. Which of the following statements is correct about the C#.NET code snippet given below? namespace IndiabixConsoleApplication { class Sample { public int func() { return 1; } public Single func() { return 2.4f ; } } class Program { static void Main(string[ ] args) { Sample s1 = new Sample(); int i; i = s1.func(); Single j; j = s1.func(); } } }
  14. Which of the following ways to create an object of the Sample class given below will work correctly? class Sample { int i; Single j; double k; public Sample (int ii, Single jj, double kk) { i = ii; j = jj; k = kk; } }
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