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What are V$ views?
  • Views created by users
  • Static copies of tables
  • Views of archived data only
  • Dynamic performance views showing current instance and database activity
What is Oracle ASM?
  • An SQL management tool
  • A backup tape library
  • A volume manager and file system for Oracle database files
  • A password manager
What does Oracle RAC provide?
  • Several databases on one server
  • A backup of one instance
  • An SQL optimizer
  • Multiple instances on different servers accessing one database
What is CDB$ROOT in a multitenant database?
  • The root container that stores common metadata and users
  • A user-created PDB
  • The backup of the CDB
  • A tablespace of temporary data