Question -
When transaction Ti requests a data item currently held by Tj , Ti is allowed to wait only if it has a timestamp smaller than that of Tj (that is, Ti is older than Tj ). Otherwise, Ti is rolled back (dies). This is
Options:
A .  Wait-die
B .  Wait-wound
C .  Wound-wait
D .  Wait
Answer: Option A
Wait-dieThe wait“die scheme is a non-preemptive technique.
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