What are three useful Access tools that database administrators can use to improve the performance of a database?

Which of the following statements about JPA database transaction processing is false?

a. Transaction processing enables a program that interacts with a database to treat a set of operations as a single operation. Such an operation also is known as an atomic operation or a transaction. b. At the end of a transaction, a decision can be made either to commit the transaction or roll back the transaction. c. Committing a transaction finalizes the database operation(s); all insertions, updates and deletions performed as part of the transaction cannot be reversed. d. Rolling back the transaction leaves the database in its state prior to the database operation. This is useful when a portion of a transaction fails to complete properly.

What are the four areas into which it is recommended to separate the functions of security?

What will be an ideal response?