Consider the two transactions:
![825_ac317cd7-0a82-40b6-9492-92ede66c644a.png](https://secure.tutorsglobe.com/CMSImages/825_ac317cd7-0a82-40b6-9492-92ede66c644a.png)
Answer the following:
a) How many interleavings of these transactions are serializable?
b) If the order of incrementation in T2 were reversed [i.e., inc2 (B) followed by inc2 {A)], how many serializable interleavings would there be?