: a) What is the difference between static and instance variable. Explain the differences from different point of view such as time of creation, memory space allocation, accessibility, scope, sharing...

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ANSWER B,C, D PARTS

Extracted text: : a) What is the difference between static and instance variable. Explain the differences from different point of view such as time of creation, memory space allocation, accessibility, scope, sharing copy among objects/own variable, etc. b) If a class has no explicate constructor declaration then default constructor is called. What is the purpose of default constructor. Give an example. c) Explain the purpose of "this" keyword. Give an example. d) What is composition and what is the purpose of using it. Please give an example. (14)