1Z0-083 Web TestEngine demo

Select all that apply.

• A

  FLASHBACK QUERY can retrieve REDO records from ONLINE and ARCHIVED REDO LOG files.

• B

  FLASHBACK VERSION QUERY can retrieve REDO records from ONLINE and ARCHIVED REDO
  LOG files.

• C

  FLASHBACK TABLE can undrop a column.

• D

  FLASHBACK DROP can undrop an index when undropping a table.

• E

  After a database is restored from flashback logs using the FLASHBACK DATABASE command, it is
  sometimes rolled forward using redo logs.