PUBLIC ANSWERS TO EXERCISES PA6 E2. 25 No public answer E2.26 No public answer E2. 27 No public answer E2.28 No public answer E2. 29 No public answer E2.30 No public answer E2.31 No public THESE ANSWERS SUPPORT THE BOOK OBJECT ORIENTED SOFTWARE ENGINEERINGPUBLI C A NSW ERS T O EX E RCISE S PA6 T HE SEAN SW E RS SU PPORTT HEBO OK O BJ ECT O RI E NTEDSO FTW AR E E NG INE ER ING : E 2.25 No public answe r E 2.26 No public answe r E 2.27 No public answe r E 2.28 No public answe r E 2.29 No public answe r. E 2.30 No public answe r E 2.31 No public answe r