Assume you have the following schedule. Transaction T Transaction T Transaction T3 read item (Y); read...

 

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Assume you have the following schedule. Transaction T Transaction T Transaction T3 read item (Y); read item (Z); read item (X); write item (X); write item (Y); write item (Z) read item (Z); read item (Y); write item (Y); read item (Y); write item (Y); read item (X); write item (X); A. Draw serializability graph. B. State whether it is serializable or not, and why. C. If the schedule is serializable, write down the equivalent serial schedule. Assume you have the following schedule. Transaction T Transaction T Transaction T3 read item (Y); read item (Z); read item (X); write item (X); write item (Y); write item (Z) read item (Z); read item (Y); write item (Y); read item (Y); write item (Y); read item (X); write item (X); A. Draw serializability graph. B. State whether it is serializable or not, and why. C. If the schedule is serializable, write down the equivalent serial schedule.