By default sql server has ___________ isolation level
A. READ COMMITTED
B. READ UNCOMMITTED
C. SERIALIZABLE
D. REPEATABLE READ
Answer:A
By default sql server has ___________ isolation level
A. READ COMMITTED B. READ UNCOMMITTED C. SERIALIZABLE D. REPEATABLE READ
Explanation: READ UNCOMMITTED is the most optimistic concurrency isolation option available in SQL Server. 10. Which of the following pair of regular expression are not equivalent?