E xercise 17.1.2: For each of the transactions of Exercise 17.1.1, add the read- and write-actions to the computation and show t
he effect of the steps on main memory and disk. Assume that initially A — 5 and B = 10. Also, tell whether it is possible, with the appropriate order of OUTPUT actions, to assure that consistency is preserved even if there is a crash while the transaction is executing
