General purpose, type safe, object oriented, platform neutral programming language. Works best with the windows .Net framework and is the most up to d...
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What does the 2.0 version of C# include and when was it released?
The 2.0 version of C# includes such new features as generics, partial classes, and iterators and was released in late 2005.
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What is the .NET Framework?
a software framework developed by Microsoft that runs primarily on Microsoft Windows. It includes a large library and provides language interoperabili...
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What is the CLR?
Common Language Runtime: the virtual machine component of Microsoft's .NET framework and is responsible for managing the execution of .NET programs. I...
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Does C# support multiple-inheritance?
No. C# limits classes to single-inheritance, meaning each classes inherits from a single parent class. This is done to prevent ambiguity. Interfaces a...
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What is JIT (just in time compiling)?
a method to improve the runtime performance of computer programs. JIT compilers represent a hybrid approach, translation occurring continuously, as wi...
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What is the goal of JIT?
to reach or surpass the performance of static compilation, while maintaining the advantages of bytecode interpretation: Much of the "heavy lifting" of...
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What is static compilation?
a compiled version of a program which has been statically linked against libraries; no dynamic linking occurs: all the bindings have been done at comp...
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What are the two advantages of dynamic compilation?
1) Often-used libraries (for example the standard system libraries) need to be stored in only one location, not duplicated in every single binary.2) I...
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What are the 5 visibility levels (access modifiers)?
1) public: available to anyone anywhere2) protected: can be accessed by the class itself and by any class derived from that class, an not any other cl...
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Are private class-level variables inherited?
Yes, but they are not accessible. Although they are not visible or accessible via the class interface, they are inherited.
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What does the term immutable mean?
The data value MAY NOT be changed. Note: The variable value may be changed, but the original immutable data value was discarded and a new data value w...
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What is the difference between System.String and System.Text.StringBuilder classes?
System.String is immutable. System.StringBuilder was designed with the purpose of having a mutable string where a variety of operations can be perform...
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Whats the advantage of using System.Text.StringBuilder over System.String?
StringBuilder is more efficient in cases where there is a large amount of string manipulation. Strings are immutable so each time a string is changed,...
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What is the difference between a shallow copy and a deep copy?
A shallow copy means that the contents (each array item) contains references to the same object as the elements in the original array. A deep copy wou...
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What is the .NET collection class that allows an element to be accessed using a unique key?
