Class : Class is an virtual entity or a template. Virtual Entity means no memory is created in RAM. Object : Object is an instance of a class or Object is an physical entity since it occupies some kind of memory when the object is created. Eg : A a = new A(); Here A refers to a class name. Strings : String is an character array which are Reference Types in C#. Strings are immutable. Methods that act on strings always produce a new string.
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Showing posts from February, 2013