Namespaces - General Questions Online Exam Quiz
Namespaces - General Questions GK Quiz. Question and Answers related to Namespaces - General Questions. MCQ (Multiple Choice Questions with answers about Namespaces - General Questions
If a namespace is present in a library then which of the following is the correct way to use the elements of the namespace?
Options
A : Add Reference of the namespace. Use the elements of the namespace.
B : Add Reference of the namespace. Import the namespace. Use the elements of the namespace.
C : Import the namespace. Use the elements of the namespace.
D : Copy the library in the same directory as the project that is trying to use it. Use the elements of the namespace.
Which of the following is NOT a namespace in the .NET Framework Class Library?
Options
A : System.Process
B : System.Security
C : System.Threading
D : System.Drawing
Which of the following statments are the correct way to call the method Issue() defined in the code snippet given below?
Options
A : 1, 3
B : 2, 4
C : 3
D : 4, 5
Which of the following statements is correct about a namespace in C#.NET?
Options
A : Namespaces help us to control the visibility of the elements present in it.
B : A namespace can contain a class but not another namespace.
C : If not mentioned, then the name 'root' gets assigned to the namespace.
D : It is necessary to use the using statement to be able to use an element of a namespace.
Which of the following is absolutely neccessary to use a class Point present in namespace Graph stored in library?
Options
A : Use fully qualified name of the Point class.
B : Use using statement before using the Point class.
C : Add Reference of the library before using the Point class.
D : Use using statement before using the Point class.
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?
Options
A : 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(); } } }
B : 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(); } } }
C : 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(); } } }
D : 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(); } } }
Which of the followings are NOT a .NET namespace?
Options
A : 1, 3
B : 2, 4, 5
C : 3, 5
D : 1, 2, 3
Which of the following statements is correct about namespaces in C#.NET?
Options
A : Namespaces can be nested only up to level 5.
B : A namespace cannot be nested.
C : There is no limit on the number of levels while nesting namespaces.
D : If namespaces are nested, then it is necessary to use using statement while using the elements of the inner namespace.
Which of the following is correct way to rewrite the C#.NET code snippet given below?
Options
A : using System.Windows.Forms; using CtrlChars = Microsoft.VisualBasic.ControlChars; MessageBox.Show( "Wait for a" + CrLf + "miracle" );
B : using Microsoft.VisualBasic; using System.Windows.Forms; CtrlChars = ControlChars; MessageBox.Show( "Wait for a" + CtrlChars.CrLf + "miracle" );
C : using Microsoft.VisualBasic; using System.Windows.Forms; CtrlChars = ControlChars; MessageBox.Show ( "Wait for a" + CrLf + "miracle" );
D : using System.Windows.Forms; using CtrlChars = Microsoft.VisualBasic.ControlChars; MessageBox.Show( "Wait for a" + CtrlChars.CrLf + "miracle" );
Which of the following statements is correct about the using statement used in C#.NET?
Options
A : using statement can be placed anywhere in the C#.NET source code file.
B : It is permitted to define a member at namespace level as a using alias.
C : A C#.NET source code file can contain any number of using statement.
D : By using using statement it is possible to create an alias for the namespace but not for the namespace element.
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