Explanation:Collections of operations that form a single logical unit of work are called transactions. 9. The Oracle RDBMS uses the ____ statement to declare a new transaction start and its properties.
A. BEGIN
B. SET TRANSACTION
C. BEGIN TRANSACTION
D. COMMIT
Answer:A
Explanation:Collections of operations that form a single logical unit of work are called transactions. 9. The Oracle RDBMS uses the ____ statement to declare a new transaction start and its properties.
A. BEGIN B. SET TRANSACTION C. BEGIN TRANSACTION D. COMMIT
Explanation:Commit is used to store all the transactions. 10. ____ means that the data used during the execution of a transaction cannot be used by a second transaction until the first one is completed.