Oracle Database 12c: Installation and Administration — Question 47

Which two statements are true about the (PMON) background process in Oracle Database 12c? (Choose two.)

Answer options

• A. It records checkpoint information in the control file.
• B. It frees unused temporary segments.
• C. It kills sessions that exceed idle time.
• D. It registers database services with all local and remote listeners known to the database instance.
• E. It frees resources held by abnormally terminated processes.

Correct answer: D, E

Explanation

The correct answers, D and E, highlight PMON's role in managing database services and recovering resources from crashed processes. Options A, B, and C are incorrect as they describe functions performed by other background processes, such as CKPT for checkpoints and the Resource Manager for session management.