Question: Refer to the sequence below. What is the isolation level of transaction E ? session begins SET GLOBAL TRANSACTION ISOLATION LEVEL SERIALIZABLE; session ends session

Refer to the sequence below. What is the isolation level of transaction E?
session begins
SET GLOBAL TRANSACTION
ISOLATION LEVEL SERIALIZABLE;
session ends
session begins
SET SESSION TRANSACTION
ISOLATION LEVEL REPEATABLE READ;
transaction A
transaction B
SET TRANSACTION
ISOLATION LEVEL READ UNCOMMITTED;
transaction C
SET TRANSACTION
ISOLATION LEVEL READ COMMITTED;
transaction D
transaction E
session ends
Group of answer choices
Read uncommitted
Read committed
Repeatable read
Serializable

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