Transaction isolation refers to______
A. All operations included in the transaction are either done or not done
B. Once a transaction is committed, changes to the database are permanent
C. Operations and data used within a transaction are isolated from other concurrent transactions
D. A transaction must change the database from one consistent state to another consistent state
Answer:C
Transaction isolation refers to______
A. All operations included in the transaction are either done or not done B. Once a transaction is committed, changes to the database are permanent C. Operations and data used within a transaction are isolated from other concurrent transactions D. A transaction must change the database from one consistent state to another consistent state