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C# interview questions
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1 Will finally block get executed if the exception had not occurred? 86
2 What is the C# equivalent of C++ catch (…), which was a catch-all statement for any possible except 76
3 Can you have two files with the same file name in GAC? 111
4 So let’s say I have an application that uses MyApp.dll assembly, version 1.0.0.0. There is a securit 94
5 What is delay signing? 82
6 Is there an equivalent of exit() for quitting a C# .NET application? 97
7 Can you prevent your class from being inherited and becoming a base class for some other classes? 86
8 Is XML case-sensitive? 96
9 If a base class has a bunch of overloaded constructors, and an inherited class has another bunch of 72
10 I was trying to use an "out int" parameter in one of my functions. How should I declare the variable 57
11 How do I make a DLL in C#? 70
12 How do I simulate optional parameters to COM calls? 55
13 How do you directly call a native function exported from a DLL? 47
14 How do I simulate optional parameters to COM calls? 44
15 What do you know about .NET assemblies? 51
16 What’s the difference between private and shared assembly? 69
17 What’s a strong name? 55
18 How can you tell the application to look for assemblies at the locations other than its own install? 49
19 How can you debug failed assembly binds? 50
20 Where are shared assemblies stored? 79
21 How can you create a strong name for a .NET assembly? 54
22 Where’s global assembly cache located on the system? 54
23 What's C# ? 62
24 Is it possible to inline assembly or IL in C# code? 65
25 Is it possible to have different access modifiers on the get/set methods of a property? 60
26 Is it possible to have a static indexer in C#? allowed in C#. 71
27 If I return out of a try/finally in C#, does the code in the finally-clause run? 59
28 I was trying to use an out int parameter in one of my functions. How should I declare the variable t 69
29 How does one compare strings in C#? 65
30 How do you specify a custom attribute for the entire assembly (rather than for a class)? 44
31 How do you mark a method obsolete? 55
32 How do you implement thread synchronization (Object.Wait, Notify,and CriticalSection) in C#? 48
33 How can you sort the elements of the array in descending order? 82
34 What’s the .NET collection class that allows an element to be accessed using a unique key? 109
35 What class is underneath the SortedList class? 90
36 Will the finally block get executed if an exception has not occurred?­ 88
37 What’s the C# syntax to catch any possible exception? 107
38 Can multiple catch blocks be executed for a single try statement? 133
39 Explain the three services model commonly know as a three-tier application. 96
40 What is the syntax to inherit from a class in C#? 80
41 Can you prevent your class from being inherited by another class? 71
42 Can you allow a class to be inherited, but prevent the method from being over-ridden? 71
43 Does C# support multiple-inheritance? 75
44 Who is a protected class-level variable available to? 73
45 Are private class-level variables inherited? 76
46 Describe the accessibility modifier “protected internal”. 68
47 What’s the top .NET class that everything is derived from? 70
48 What does the term immutable mean? 62
49 What’s the difference between System.String and System.Text.StringBuilder classes? 74
50 What’s the advantage of using System.Text.StringBuilder over System.String? 73
51 Can you store multiple data types in System.Array? 78
52 What’s the difference between the System.Array.CopyTo() and System.Array.Clone()? 64
 
 

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