Database-Management-System
August 29, 2024Database-Management-System
August 29, 2024Transactions
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Question 47
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Consider the following four schedules due to three transactions (indicated by the subscript) using read and write on a data item x, denoted by r(x) and w(x) respectively. Which one of them is conflict serializable.
- r1(x); r2(x); w1(x); r3(x); w2(x)
- r2(x); r1(x); w2(x); r3(x); w1(x)
- r3(x); r2(x); r1(x); w2(x); w1(x)
- r2(x); w2(x); r3(x); r1(x); w1(x)
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2
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3
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4
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Question 47 Explanation:
Correct Answer: D
Question 47 Explanation:
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