C#.Net Online Free Mock Tests

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1. Which of the following statements is correct about Managed Code?
Managed code is the code that is compiled by the JIT compilers	Managed code is the code where resources are Garbage Collected
Managed code is the code that runs on top of Windows	Managed code is the code that is written to target the services of the CLR

2. Which of the following utilities can be used to compile managed assemblies into processor-specific native code?
gacutil	ngen
sn	dumpbin

3. Which of the following components of the .NET framework provide an extensible set of classes that can be used by any .NET compliant programming language?
.NET class libraries	Common Language Runtime
Common Language Infrastructure	Component Object Model

4. Which of the following .NET components can be used to remove unused references from the managed heap?
Common Language Infrastructure	CLR
Garbage Collector	Class Loader

5. Which of the following statements correctly define .NET Framework?
It is an environment for developing, building, deploying and executing Desktop Applications, Web Applications and Web Services	It is an environment for developing, building, deploying and executing only Web Applications
It is an environment for developing, building, deploying and executing Distributed Applications	It is an environment for developing, building, deploying and executing Web Services

6. Which of the following assemblies can be stored in Global Assembly Cache?
Private Assemblies	Friend Assemblies
Shared Assemblies	Public Assemblies

7. Code that targets the Common Language Runtime is known as _____.
Unmanaged	Distributed
Legacy	Managed Code

8. Which of the following statements is correct about the .NET Framework?
.NET Framework uses DCOM for achieving language interoperability	.NET Framework is built on the DCOM technology
.NET Framework uses DCOM for making transition between managed and unmanaged code	.NET Framework uses DCOM for creating unmanaged applications

9. Which of the following is the root of the .NET type hierarchy?
System.Object	System.Type
System.Base	System.Parent

10. Which of the following is NOT an Arithmetic operator in C#.NET?
**	+
/	%

11. Which of the following is the correct output for the C#.NET code snippet given below? Console.WriteLine(13 / 2 + " " + 13 % 2);
6.5 1	6.5 0
6 0	6 1

12. What will be the output of the C#.NET code snippet given below? int num = 1, z = 5; if (!(num <= 0)) Console.WriteLine( ++num + z++ + " " + ++z ); else Console.WriteLine( --num + z-- + " " + --z );
5 6	6 5
6 6	7 7

13. What does the following C#.NET code snippet will print? int i = 0, j = 0; label: i++; j+=i; if (i < 10) { Console.Write(i +" "); goto label; }
Prints 1 to 9	Prints 0 to 8
Prints 2 to 8	Prints 2 to 9

14. What will be the output of the C#.NET code snippet given below? int i = 2, j = i; if (Convert.ToBoolean((i | j & 5) & (j - 25 * 1))) Console.WriteLine(1); else Console.WriteLine(0);
0	1
Compile Error	Run time Error

15. Which of the following statements is correct?
A constructor can be used to set default values and limit instantiation	C# provides a copy constructor
Destructors are used with classes as well as structures	A class can have more than one destructor

16. Can static procedures access instance data?
Yes	No

17. How many times can a constructor be called during lifetime of the object?
As many times as we call it	Only once
Depends upon a Project Setting made in Visual Studio.NET	Any number of times before the object gets garbage collected

18. Which of the following statements is correct?
There is one garbage collector per program running in memory	There is one common garbage collector for all programs
An object is destroyed by the garbage collector when only one reference refers to it	We have to specifically run the garbage collector after executing Visual Studio.NET

19. Which of the following statements are correct about static functions?
Static functions are invoked using objects of a class	Static functions can access static data as well as instance data
Static functions are outside the class scope	Static functions are invoked using class

20. Which of the following statements is correct about constructors in C#.NET?
A constructor cannot be declared as private	A constructor cannot be overloaded
A constructor can be a static constructor	A constructor cannot access static data