Which of the following scenarios may lead to an irrecoverable error in – McqOptions

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1.	Which of the following scenarios may lead to an irrecoverable error in a database system?
A.	A transaction writes a data item after it is read by an uncommitted transaction
B.	A transaction reads a data item after it is read by an uncommitted transaction.
C.	A transaction reads a data item after it is written by a committed transaction.
D.	A transaction reads a data item after it is written by an uncommitted transaction.
Answer» E.

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