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Pıcture of the QUESTİONS SOFTWARE ENGINEERİNG 1. By using the following collaboration diagram a) (10 pts) Write a code for the message msg1() b) (10 pts) Redraw the collaboration diagram as an object sequence diagram. 2. (10 pts) Represent and explain UML notation for attributes and methods of classes with various accessibility keywords. 3. Class diagram; (10) Draw a class diagram represending a book defined by the following statement. “ A book is composed of a number of parts, which in turn are composed of a number of c