Which of the following statements are correct about Structures used in C#.NET? A Structure can be declared within a procedure. Structs can implement an interface but they cannot inherit from another struct. struct members cannot be declared as protected. A Structure can be empty. It is an error to initialize an instance field in a struct.

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Which of the following statements are correct about Structures used in C#.NET?

A Structure can be declared within a procedure.
Structs can implement an interface but they cannot inherit from another struct.
struct members cannot be declared as protected.
A Structure can be empty.
It is an error to initialize an instance field in a struct.

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Posted Date:-2021-02-25 02:50:13

More MCQS Questions and answers

  1. Which of the following statements are correct about Structures used in C#.NET? A Structure can be declared within a procedure. Structs can implement an interface but they cannot inherit from another struct. struct members cannot be declared as protected. A Structure can be empty. It is an error to initialize an instance field in a struct.
  2. Which of the following statements is correct?
  3. Which of the following statements is correct about the C#.NET code snippet given below? struct Book { private String name; private int noofpages; private Single price; } Book b = new Book();
  4. Which of the following will be the correct output for the program given below? namespace IndiabixConsoleApplication { struct Sample { public int i; } class MyProgram { static void Main(string[] args) { Sample x = new Sample(); Sample y; x.i = 9; y = x; y.i = 5; Console.WriteLine(x.i + " " + y.i); } } }
  5. How many bytes will the structure variable samp occupy in memory if it is defined as shown below? class Trial { int i; Decimal d; } struct Sample { private int x; private Single y; private Trial z; } Sample samp = new Sample();
  6. When would a structure variable get destroyed?
  7. Which of the following are true about classes and struct? 1. A class is a reference type whereas a struct is a value type. 2. Objects are created using new whereas structure variables can be created either using new or without using new. 3. A structure variable will always be created slower than an object. 4. A structure variable will die when it goes out of scope. 5. An object will die when it goes out of scope.
  8. Which of the following statements are correct about the structure declaration given below?struct Book{ private String name; protected int totalpages; public Single price; public void Showdata() { Console.WriteLine(name + " " + totalpages + " " + price); } Book() { name = " "; totalpages = 0; price = 0.0f; } } Book b = new Book();We cannot declare the access modifier of totalpages as protected.We cannot declare the access modifier of name as private.We cannot define a zero-argument constructor inside a structure.We cannot declare the access modifier of price as public.We can define a Showdata() method inside a structure.
  9. Which of the following statements are correct? 1. A struct can contain properties. 2. A struct can contain constructors. 3. A struct can contain protected data members. 4. A struct cannot contain methods. 5. A struct cannot contain constants.
  10. Which of the following statements is correct about the C#.NET code snippet given below? class Trial { int i; Decimal d; } struct Sample { private int x; private Single y; private Trial z; } Sample ss = new Sample();
  11. Which of the following will be the correct output for the C#.NET program given below? namespace IndiabixConsoleApplication { struct Sample { public int i; } class MyProgram { static void Main(string[] args) { Sample x = new Sample(); x.i = 10; fun(ref x); Console.Write(x.i + " "); } public static void fun(ref Sample y) { y.i = 20; Console.Write(y.i + " "); } } }
  12. Which of the following will be the correct output for the C#.NET program given below? namespace IndiabixConsoleApplication { struct Sample { public int i; } class MyProgram { static void Main() { Sample x = new Sample(); x.i = 10; fun(x); Console.Write(x.i + "" ""); } static void fun(Sample y) { y.i = 20; Console.Write(y.i + "" ""); } } }
  13. Which of the following will be the correct result of the statement b = a in the C#.NET code snippet given below? struct Address { private int plotno; private String city; } Address a = new Address(); Address b; b = a;
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