OCP CBT Question 515

Please solve the following question.

Examine the alert log entries provided. Which statement is true regarding the database instance status?

Alert Log Snippet2023-10-27T10:00:01.000000+00:00Errors in file /u01/app/oracle/diag/rdbms/mydb/mydb/trace/mydb_ora_12345.trc:ORA-00600: internal error code, arguments: [kcrf_verify_cb_seq], [], [], [], [], [], [], []2023-10-27T10:00:02.000000+00:00Redo thread 1 closed at log sequence 123452023-10-27T10:00:03.000000+00:00Completed checkpoint up to RBA [0x1234.2.0], SCN: 12345672023-10-27T10:00:04.000000+00:00Shutting down instance (immediate)2023-10-27T10:00:05.000000+00:00License high water mark = 102023-10-27T10:00:06.000000+00:00PMON: terminating instance due to error 472Instance terminated by PMON, pid = 12345

The instance gracefully shut down due to a user request.

The database encountered a critical error, leading to an instance crash.

The database performed a normal shutdown, followed by a successful restart.

A background process (PMON) manually initiated a shutdown after a user performed a SHUTDOWN ABORT.