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Welcome to the Namespaces and Preprocessors MCQs Page

Dive deep into the fascinating world of Namespaces and Preprocessors with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Namespaces and Preprocessors, a crucial aspect of C# Programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Namespaces and Preprocessors, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C# Programming.

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Check out the MCQs below to embark on an enriching journey through Namespaces and Preprocessors. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C# Programming.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Namespaces and Preprocessors. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Namespaces and Preprocessors MCQs | Page 1 of 5

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Discuss
Answer: (b).Add Reference of the namespace.Import the namespace.Use the elements of the namespace.
Q2.
Which of the following is NOT a namespace in the .NET Framework Class Library?
Discuss
Answer: (a).System.Process
Q3.
Which of the following statments are the correct way to call the method Issue() defined in the code snippet given below?

namespace College
{
    namespace Lib
    {
        class Book
        {
            public void Issue()
            {
                // Implementation code
            }
        }
        class Journal
        {
            public void Issue()
            {
                // Implementation code
            }
        }
    }
}

1.
College.Lib.Book b = new College.Lib.Book(); 
b.Issue();

2.
Book b = new Book(); 
b.Issue();

3.
using College.Lib; 
Book b = new Book(); 
b.Issue();

4.
using College;
Lib.Book b = new Lib.Book(); 
b.Issue();

5.
using College.Lib.Book; 
Book b = new Book(); 
b.Issue();
Discuss
Answer: (a).1, 3
Discuss
Answer: (a).Namespaces help us to control the visibility of the elements present in it.
Discuss
Answer: (c).Add Reference of the library before using the Point class.
Discuss
Answer: (d).using n1;
using n2;
namespace CompSciBitsConsoleApplication
{
class MyProgram
{
static void Main(string[] args)
{
n1.Point x = new n1.Point();
x.fun();
n2.Point y = new n2.Point();
y.fun();
}
}
}
Q7.
Which of the followings are NOT a .NET namespace?

1. System.Web
2. System.Process
3. System.Data
4. System.Drawing2D
5. System.Drawing3D
Discuss
Answer: (b).2, 4, 5
Discuss
Answer: (c).There is no limit on the number of levels while nesting namespaces.
Discuss
Answer: (d).using System.Windows.Forms;
using CtrlChars = Microsoft.VisualBasic.ControlChars;
MessageBox.Show("Wait for a" + CtrlChars.CrLf + "miracle");
Discuss
Answer: (c).A C#.NET source code file can contain any number of using statement.
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