OCP CBT Question 682

Please solve the following question.

Which of the following describes the purpose of the `UNDO_POOL` parameter in a resource plan directive?

It specifies the maximum amount of CPU resources (in percentage) that can be consumed by a consumer group for undo operations.

It defines the maximum amount of undo space (in MB) that can be consumed by all sessions within a consumer group.

It sets a time limit (in seconds) after which a session's undo segments are automatically shrunk if idle.

It determines the maximum number of parallel undo operations allowed for a consumer group.