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C# Programming - Namespaces

Exercise : Namespaces - General Questions
  • Namespaces - General Questions
6.
If a class called Point is present in namespace n1 as well as in namespace n2, then which of the following is the correct way to use the Point class?
namespace IndiabixConsoleApplication
{ 
    class MyProgram
    { 
        static void Main(string[] args)
        { 
            import n1; 
            Point x = new Point();
            x.fun();
            import n2;
            Point y = new Point(); 
            y.fun();
        }
    }
}
import n1; 
import n2;
namespace IndiabixConsoleApplication
{ 
    class MyProgram
    { 
        static void Main(string[] args)
        {
            n1.Point x = new n1.Point(); 
            x.fun();
            n2.Point y = new n2.Point(); 
            y.fun();
        }
    }
}
namespace IndiabixConsoleApplication
{ 
    class MyProgram
    {
        static void Main(string[] args)
        {
            using n1;
            Point x = new Point();
            x.fun();
            using n2;
            Point y = new Point();
            y.fun();
        }
    }
}
using n1;
using n2; 
namespace IndiabixConsoleApplication
{ 
    class MyProgram
    { 
        static void Main(string[] args)
        { 
            n1.Point x = new n1.Point(); 
            x.fun();
            n2.Point y = new n2.Point(); 
            y.fun(); 
        } 
    } 
}
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Which of the followings are NOT a .NET namespace?
  1. System.Web
  2. System.Process
  3. System.Data
  4. System.Drawing2D
  5. System.Drawing3D
1, 3
2, 4, 5
3, 5
1, 2, 3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Which of the following statements is correct about namespaces in C#.NET?
Namespaces can be nested only up to level 5.
A namespace cannot be nested.
There is no limit on the number of levels while nesting namespaces.
If namespaces are nested, then it is necessary to use using statement while using the elements of the inner namespace.
Nesting of namespaces is permitted, provided all the inner namespaces are declared in the same file.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Which of the following is correct way to rewrite the C#.NET code snippet given below? 
using Microsoft.VisualBasic;
using System.Windows.Forms;
MessageBox.Show("Wait for a" + ControlChars.CrLf + "miracle");
using System.Windows.Forms;
using CtrlChars = Microsoft.VisualBasic.ControlChars; 
MessageBox.Show("Wait for a" + CrLf + "miracle");
using Microsoft.VisualBasic; 
using System.Windows.Forms; 
CtrlChars = ControlChars;
MessageBox.Show("Wait for a" + CtrlChars.CrLf + "miracle");
using Microsoft.VisualBasic; 
using System.Windows.Forms; 
CtrlChars = ControlChars; 
MessageBox.Show ("Wait for a" + CrLf + "miracle");
using System.Windows.Forms;
using CtrlChars = Microsoft.VisualBasic.ControlChars; 
MessageBox.Show("Wait for a" + CtrlChars.CrLf + "miracle");
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Which of the following statements is correct about the using statement used in C#.NET?
using statement can be placed anywhere in the C#.NET source code file.
It is permitted to define a member at namespace level as a using alias.
A C#.NET source code file can contain any number of using statement.
By using using statement it is possible to create an alias for the namespace but not for the namespace element.
By using using statement it is possible to create an alias for the namespace element but not for the namespace.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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