Answer the following problems.
problem 1) What is the UML? How to apply UML?
problem 2) What is Software Architecture? What is not software architecture?
problem 3) Describe pipe and filter architectural style.
problem 4) How pattern meets the objectives of software architecture?
problem 5) What is a design pattern? What are the essential elements of a design pattern?
problem 6) Consider a drawing editor that lets users draw and arrange graphical elements ( lines, polygon, text, etc.) into pictures and diagrams. The drawing editor’s key abstraction is the graphical object, which has an editable shape and can draw itself.
The interface for graphical objects is defined by an abstract class called shape. The editor defines a subclass of shape for each kind of graphical object : a lineshape class for lines, a polygonshape class for polygon, and so forth.
select the most appropriate design pattern to address the above problem. Give structure and participants to illustrate use of design pattern.
problem 7) With the help of ex illustrate “Information Expert” GRASP.
problem 8) Describe intent and applicability of Singleton Design Pattern.
problem 9) What are the participants of Adaptor Design Pattern?
problem 10) Give structure and collaboration of Interator Design Pattern.