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  1. How can we display crystal report in button click
  2. Which is the best way for keeping the data in XML or SQL server and why
  3. Can we have the method in derived class with the same name which is there in base
  4. What is read only and constant
  5. Write the sample code for threading in c# .net
  6. What is the real use of interface in c#, other than that multiple inheritance is not
  7. How can we give strong name to assembly? What is satellite assembly
  8. What is the minimum size (in bytes) of string data type in c#? Give its compatible
  9. Can we throw exception from catch block
  10. How do you do exception management
  11. What is serialization
  12. What is garbage collection
  13. Can we return two values from a function
  14. In c# how to connect crystal report
  15. What is namespace? Explain its uses
  16. What is reference parameter? what is out parameter? what is difference b/w these two
  17. What is collection and what is generic
  18. How you will connect to windows directory in c#
  19. Any exceptions are there which are not caught by any catch blocks? what are they
  20. Syntax for writing private method in a interface
  21. What are STA And MTA in threading
  22. What is application domain
  23. What are delegates
  24. Which type of variables are under the control of garbage collector
  25. What are value types and reference types? where they are stored
  26. Can we have a non static member function in a base class to be override in derived
  27. What is the Difference between read only and constant variables
  28. Where test director stores its data
  29. Is array reference type / value type
  30. What is difference between value and reference types
  31. How can you prevent classes to be inherited
  32. Can we assign null value to value type in c#
  33. If you declare two interfaces with same method name .prototype how can u call the
  34. What is the difference between multi-level and multiple inheritance
  35. How do you implement multiple inheritance in .NET
  36. What are the security issues if we send a query from the application
  37. How do you create multiple inheritance in C#
  38. What are object oriented concepts
  39. How to transpose rows into columns and columns into rows in a multi-dimensional array
  40. Does C# supports multi-dimensional arrays
  41. What is a template
  42. What are the events in delegate
  43. What is a delegate? what it is used for
  44. How do you remove the objects which are not in use? Explicitly or implicitly
  45. Does C# supports destructors
  46. What is a constructor
  47. What are the advantages of c# over vb.net
  48. What is the difference between interface and abstraction
  49. Can an Assembly have multiple versions
  50. What is the difference between C++ and C#.net
  51. Coding for delegates
  52. Write code for Factorial
  53. Write code for palindrome
  54. What happens in synchronization
  55. What is Abstraction
  56. What is Encapsulation
  57. Tell me something about Exceptions. What is the common exception class
  58. Explain about throw keyword
  59. What is the difference between finally and dispose methods
  60. How many catch blocks can be there for a single try block
  61. Can we create instance for Abstract class
  62. What is the difference between Abstract and Interface
  63. Write the Syntax for Function or Method Overriding
  64. What is the overhead, if i use binary transmission. and will it be sent using XML
  65. Give an example for suspending, resuming, and stopping a thread
  66. How is the memory managed in C#
  67. How can we convert XML Data to Data Base Table in C#.Net
  68. What is shared inheritance
  69. What is the difference between keyword internal and protected
  70. What is the difference between Hash Table and Arrays
  71. What is the difference between casting and boxing
  72. What is array list? what the use of Hash tables
  73. What is the use of New Keyword
  74. What r collections in C sharp
  75. How u make an application remotable
  76. Is string reference type / value type
  77. If I want to override a method 1 of class A and in class B then how do you declare
  78. About multi level and multiple inheritance how to achieve in .net
  79. How do you implement Inheritance in dot net
  80. Explain about Virtual functions and their use
  81. What is overloading and how can this be done
  82. About a class access specifiers and method access specifiers
  83. Can we write one page in c# and other in vb in one application
  84. Explain error handling and how this is done
  85. What are the types of threading models
  86. What are the collection classes
  87. What is manifest
  88. What is abstract class
  89. What is difference between interface inheritance and class inheritance
  90. What is difference between interface inheritance and class inheritance
  91. What does assembly info.cs consists
  92. What is the difference between By Val and By Ref
  93. What are the three types of DAO
  94. How can you clean up objects holding resources from within the code
  95. Where does the dispose method lie and how can it be used to clean up resources
  96. Describe ways of cleaning up objects
  97. What is a system lock
  98. What is a resource? Provide an example from your recent project
  99. Explain constructor
  100. What is the raise event used for
  101. What are the two kinds of properties
  102. What is the Difference between value and reference type
  103. What is the Difference between imperative and interrogative code
  104. What are the Different kinds of methods
  105. Explain the Scope of public/private/friend/protected/protected friend
  106. Explain manifest & meta data
  107. What is the Difference between a sub and a function
  108. What is the Difference between direct cast and c type
  109. What is the difference between c-sharp and vb.net? What kind of security or advances
  110. What is early binding and late binding
  111. What is indexers in C# Bodhtree
  112. What does Dispose method do with the connection object
  113. Why would you use untrusted verification
  114. Explain ACID rule of thumb for transactions
  115. Can you change the value of a variable while debugging a C# application
  116. How do you debug an ASP.NET Web application
  117. Where is the output of Text Writer Trace Listener redirected
  118. Why are there five tracing levels in System.Diagnostics.Trace Switcher
  119. What does assert() do
  120. What debugging tools come with the .NET SDK
  121. How do you generate documentation from the C# file commented properly with a command
  122. What name spaces are necessary to create a localized application
  123. What?s a satellite assembly
  124. What are the ways to deploy an assembly
  125. What?s a multicast delegate
  126. Why is it a bad idea to throw your own exceptions
  127. Can multiple catch blocks be executed
  128. Will finally block get executed if the exception had not occurred
  129. What?s class Sorted List underneath
  130. What?s the.NET data type that allows the retrieval of data by a unique key
  131. How can you sort the elements of the array in descending order
  132. Can you store multiple data types in System Array
  133. What?s the advantage of using System.Text.String Builder over System.String
  134. What?s the difference between System.String and System.String Builder classes
  135. How can you overload a method
  136. What?s the difference between an interface and abstract class
  137. Can you inherit multiple interfaces
  138. Why can?t you specify the accessibility modifier for methods inside the interface
  139. What?s an interface class
  140. What is an abstract class
  141. Can you allow class to be inherited, but prevent the method from being over-ridden
  142. Can you prevent your class from being inherited and becoming a base class for some
  143. Can you override private virtual methods
  144. Can you declare the override method static while the original method is non-static
  145. What does the keyword virtual mean in the method definition
  146. How is method overriding different from overloading
  147. What is the top .NET class that everything is derived from
  148. Are private class-level variables inherited
  149. When you inherit a protected class-level variable, who is it available to
  150. Does C# support multiple inheritance
  151. How do you inherit from a class in C#
  152. What is the implicit name of the parameter that gets passed into the class? set metho
  153. What is the Difference between Data View and Data Table
  154. What is a pre-requisite for connection pooling
  155. What connections does Microsoft SQL Server support
  156. What are three test cases you should go through in unit testing
  157. Why are there five tracing levels in System.Diagnostics.Trace Switcher
  158. What is the difference between the Debug class and Trace class
  159. What is the difference between <c> and <code> XML documentation tag
  160. What is class Sorted List underneath
  161. What is the NET data type that allows the retrieval of data by a unique key
  162. Can you store multiple data types in System.Array
  163. What is the difference between an interface and abstract class
  164. What is an interface class
  165. What is an abstract class
  166. What is the implicit name of the parameter that gets passed into the class set method
  167. How does a function pointer returns a function pointer
  168. What is different about switch statements in C#
  169. Is goto statement supported in C#? How about Java
  170. Explain about Protected and protected internal,internal,access-specifier
  171. What are the access-specifiers available in c#
  172. What are Sealed Classes in C#
  173. What is the data provider name to connect to Access database
  174. What does the parameter Initial Catalog define inside Connection String
  175. What is the wild card character in SQL
  176. What is the role of the Data Reader class in ADO.NET connections
  177. What are advantages and disadvantages of Microsoft-provided data provider classes in
  178. Explain the three services model (three-tier application)
  179. Where is the output of Text Writer Trace Listener redirected
  180. Why are there five tracing levels in System.Diagnostics.Trace Switcher
  181. What does the This window show in the debugger
  182. Is XML case-sensitive
  183. What name spaces are necessary to create a localized application
  184. When do you absolutely have to declare a class as abstract (as opposed to free
  185. Describe the accessibility modifier protected internal
  186. What is raise event and what is its use
  187. What are the different ways to cleaning up objects
  188. Explain manifest & meta data
  189. Explain the difference between a sub and a function
  190. What is stack and heap
  191. What is value type and reference type
  192. How to store image file in Sql server database
  193. If a base class has a bunch of overloaded constructors, and an inherited class has
  194. When do you absolutely have to declare a class as abstract (as opposed to free-willed
  195. What?s the difference between the System.Array.Copy To() and System.Array.Clone()
  196. What?s the C# equivalent of C++ catch (?), which was a catch-all statement for any
  197. How is the DLL Hell problem solved in .NET
  198. In Main function another function is there and to that function if we pass string
  199. If a class is having 4 variables namely type double,type integer,type string,type
  200. What are Indexers in c#
  201. What is a structure?What is a class?why you prefer structure and in which cases you
  202. What is instance? what are the uses of instance
  203. What is the name of c#.net compiler
  204. What is an object? define a class
  205. Define abstraction,encapsulation,inheritance: with example
  206. What is mean "Death of Diamond"
  207. what is the main difference between delegate and an event in c#
  208. How to use HASH TABLE,ARRAY LIST in c# explain with example
  209. What is the difference between shadow and override
  210. How's method overriding different from overloading
  211. What's the top .NET class that everything is derived from
  212. What's the implicit name of the parameter that gets passed into the class' set method
  213. What is the difference between const and static read-only
  214. Is it mandatory to implement all the methods which are there in abstract class if we
  215. How to fill data list us inf XML file and how to bind it,code behind language is c#
  216. What is indexer? where it is used plz explain
  217. We declare an integer variable 'x' in C# as
  218. In which a code block in C# is enclosed between
  219. Which statement all the C# programs must have
  220. Which extension should C# code files have
  221. How a C# program can be compiled from command line
  222. Which is the first level of compilation in the .NET languages
  223. How ASP.NET web pages can be programmed in C#
  224. What is IL
  225. What is CLR
  226. Can we inherit the java class in C# class,how
  227. What is CLS
  228. What is CTS
  229. Which is the name space used for Reflection
  230. In which block Unsafe code in C# can be written
  231. Which method is used to force the garbage collector in C#
  232. How much amount of virtual memory is available for each process in a 32 bit Windows
  233. Write the correct syntax for defining a delegate
  234. Write the syntax to inherit a class
  235. How do you deploy an assembly
  236. Which name space is used for globalization
  237. How does a running application communicate or share data with other application
  238. Where the Assembly version information is stored
  239. Explain the types of Assemblies
  240. Why can't the Applications running in different Application Domains Communicate with
  241. How can we call explicitly the garbage collector
  242. What is Boxing
  243. Can we use pointers in C#
  244. Which language is more suitable for writing extremely high performance mission
  245. How Events in C# are implemented
  246. How we can call COM objects in C#
  247. Are there any features of C# language which haven't been supported by .NET
  248. Which Window is used to change the value of a variable while debugging
  249. Can A virtual method be over ridden
  250. How XML documents for a C# program can be generated