Database Management System - Old Questions

b) Which of the following schedule is (conflict) Serializable? For each serializable schedule, determine the equivalent serial schedules.(5)

    i)r1(x); r3(x); w1(x); r2(x); w3(x);

    ii)r1(x); r3(x); w3(x); w1(x); r2(x);

    iii)r3(x); r2(x); w3(x); r1(x); w1(x);

    iv)r3(x); r2(x); r1(x); w3(x); w1(x);