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  • Question
  • Which of the following statements is correct about the C#.NET code snippet given below?

    enum per
    {
        married, 
        unmarried, 
        divorced, 
        spinster
    }
    per.married = 10; 
    Console.WriteLine(per.unmarried);


  • Options
  • A. The program will output a value 11.
  • B. The program will output a value 1.
  • C. The program will output a value 2.
  • D. The program will report an error since an enum element cannot be assigned a value outside the enum declaration.
  • E. The enum elements must be declared private.

  • Correct Answer
  • The program will report an error since an enum element cannot be assigned a value outside the enum declaration. 


  • Enumerations problems


    Search Results


    • 1. Which of the following statements is correct about the C#.NET code snippet given below?

      enum color : byte
      {
          red = 500,
          green = 1000,
          blue = 1500
      }

    • Options
    • A. byte values cannot be assigned to enum elements.
    • B. enum elements should always take successive values.
    • C. Since 500, 1000, 1500 exceed the valid range of byte compiler will report an error.
    • D. enum must always be of int type.
    • E. enum elements should be declared as private.
    • Discuss
    • 2. Which of the following will be the correct output for the C#.NET code snippet given below?

      String s1="Kicit";
      Console.Write(s1.IndexOf('c') + " "); 
      Console.Write(s1.Length);

    • Options
    • A. 3 6
    • B. 2 5
    • C. 3 5
    • D. 2 6
    • E. 3 7
    • Discuss
    • 3. Which of the following will be the correct output for the C#.NET code snippet given below?

      String s1 = "ALL MEN ARE CREATED EQUAL";
      String s2;
      s2 = s1.Substring(12, 3); 
      Console.WriteLine(s2);

    • Options
    • A. ARE
    • B. CRE
    • C. CR
    • D. REA
    • E. CREATED
    • Discuss
    • 4. Which of the following statement is correct about a String in C#.NET?

    • Options
    • A. A String is mutable because it can be modified once it has been created.
    • B. Methods of the String class can be used to modify the string.
    • C. A number CANNOT be represented in the form of a String.
    • D. A String has a zero-based index.
    • E. The System.Array class is used to represent a string.
    • Discuss
    • 5. Which of the following snippets are the correct way to convert a Single into a String?

      1. Single f = 9.8f; 
        String s;
        s = (String) (f);
      2. Single f = 9.8f; 
        String s;
        s = Convert.ToString(f);
      3. Single f = 9.8f; 
        String s;
        s = f.ToString();
      4. Single f = 9.8f; 
        String s;
        s = Clnt(f);
      5. Single f = 9.8f; 
        String s;
        s = CString(f);

    • Options
    • A. 1, 2
    • B. 2, 3
    • C. 1, 3, 5
    • D. 2, 4
    • Discuss
    • 6. Which of the following is the correct output for the C#.NET code snippet given below?

      enum color
      {
          red,
          green,
          blue 
      }
      color c; 
      c = color.red; 
      Console.WriteLine(c);

    • Options
    • A. 1
    • B. -1
    • C. red
    • D. 0
    • E. color.red
    • Discuss
    • 7. Which of the following is the correct output for the C#.NET code snippet given below?

      enum color
      {
          red,
          green,
          blue 
      }
      color c = color.red;
      Type t;
      t = c.GetType();
      string[ ]str;
      str = Enum.GetNames(t);
      Console.WriteLine(str[ 0 ]);

    • Options
    • A. red
    • B. 0
    • C. 1
    • D. -1
    • E. color.red
    • Discuss
    • 8. Which of the following is the correct output for the C#.NET code snippet given below?

      enum color: int
      { 
          red,
          green, 
          blue = 5, 
          cyan,
          magenta = 10, 
          yellow 
      }
      Console.Write( (int) color.green + ", " ); 
      Console.Write( (int) color.yellow );

    • Options
    • A. 2, 11
    • B. 1, 11
    • C. 2, 6
    • D. 1, 5
    • E. None of the above
    • Discuss
    • 9. Which of the following statements are correct about an enum used inC#.NET?

      1. To use the keyword enum, we should either use [enum] or System.Enum.
      2. enum is a keyword.
      3. Enum is class declared in System.Type namespace.
      4. Enum is a class declared in the current project's root namespace.
      5. Enum is a class declared in System namespace.

    • Options
    • A. 1, 3
    • B. 2, 4
    • C. 2, 5
    • D. 3, 4
    • Discuss
    • 10. Which of the following will be the correct output for the C#.NET code snippet given below?

      enum color : int
      {
          red = -3,
          green,
          blue 
      }
      Console.Write( (int) color.red + ", "); 
      Console.Write( (int) color.green + ", "); 
      Console.Write( (int) color.blue );

    • Options
    • A. -3, -2, -1
    • B. -3, 0, 1
    • C. 0, 1, 2
    • D. red, green, blue
    • E. color.red, color.green, color.blue
    • Discuss


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