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Question
Concurrency control is important for which of the following reasons?
Options:
A .  To ensure data integrity when updates occur to the database in a multiuser environment
B .  To ensure data integrity when updates occur to the database in a single-user environment
C .  To ensure data integrity while reading data occurs to the database in a multiuser environment
D .  To ensure data integrity while reading data occurs to the database in a single-user environment
Answer: Option A
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