Operator Overloading Interview Questions in C# - 1
Why operator overloading?
Operator overloading makes a program clearer than accomplishing the same operations with explicit method calls. Some benefits are
A class that represents an amount of memory.
A word processing or text analysis program that uses classes representing sentences, clauses and so on.
Graphics program that use mathematical or co-ordinate related objects when calculating positions on screen.
Interfaces are syntactically similar to abstract classes.
However, in an interface, no method can include a body.
The interface provides no implementation; it specifies what must be done, but not how.
List any four over loadable operators?
Binary Arithmetic à +, -, *, /, %
Binary Bitwise à &, |, ^, <<, >>
Unary Arithmetic à +, -, ++, --
Unary Bitwise à true, false, !, ~
Logical operators à ==, !=, >=, <=,>
What are the operators that are not overloaded?
Assignment à +=, -=,*=, %=, /=
Conditional à &&, ||
Other à(), =, ?, ?:, ->,new, size of, is, as, type of.
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