Microsoft
70-355 · Question #36
70-355 Question #36: Real Exam Question with Answer & Explanation
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Question
You are developing a Universal Windows Platform (UWP) app that will retrieve data from a Microsoft Azure SQL Database. The app will be used by multiple users simultaneously. You need to ensure that the app can use optimistic concurrency. What should you do?
Options
- AAdd a column named TimeStamp that contains the last date the row was modified.
- BWhen data is accessed, set the transaction isolation level to ReadCommitted.
- CWhen data is accessed, set the transaction isolation level to ReadUncommitted.
- DAdd a column of the Boolean type named Lock that will be set to true when a user readsthe row.
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