a2zinterviews

46.	Differentiate between value types with reference types?
	Value Type : These data types store their data directly as values in memory. Includes Numeric Types (int 32, short, single). Structures (Custom data types based on System.ValueType). Enumerations(Custom types that represent a defined set of Values). 4. Boolean, char can be accessed directly. Reference Type :These data types store reference to another memory location that contains the data. Object String Arrays Can be accessed through the members of the class.
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47.	Define scope?
	Scope refers to the region of code in which a variable may be accessed.
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48.	What are all the different levels of scoping?
	Block Level – Variables declared within an If… Then, For … Next, Do… Loop block. Procedure Level – Variables declared within the procedures. Module Level – Variables declared outside of a procedure. Namespace Level – Variables declared outside of a procedure, but given public accessibility (Public or Friend).
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49.	Is C# is object oriented?
	Yes, C# is an OO language in the tradition of Java and C++.
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50.	What does the keyword static mean when applied to a class member?
	It means the method can be called through the class without instantiating the class.
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