NPTEL Data Base Management System Week 7 Assignment Answers 2025
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10. Suppose in a database, there are three transactions T1, T2, and T3 with timestamps 20, 21, and 22 respectively. T3 is holding some data items which T1 and T3 are requesting to acquire. Which of the following statement(s) is (are) correct in respect of Wait-Die Deadlock Prevention Scheme?
a) Transaction T1 will rollback.
b) Transaction T3 will wait for T2 to release the data item.
c) Transaction T1 will wait for T2 to release the data item and Transaction T3 will rollback.
d) Both Transactions T1 and T3 will rollback.
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