Oracle Database Administration from Zero to Hero - Introducing Oracle Database Architecture (Part 2 of 2)

This lecture provides an overview of Oracle database files, including control, parameter, redo log, system data, diagnostic, user data, backup, and security files. It explains their roles and importance in database operations, maintenance, and recovery. The lecture emphasizes the basics of Oracle internals, encouraging learners to gradually deepen their understanding as they progress through the course.

What is the primary purpose of the boxes with solid lines in the database file slide?

• To represent files that are rarely used

• To highlight deprecated files

• To show mandatory files for database operations

• To indicate optional files

Which file is essential for the Oracle database instance to operate?

• User tablespace data file

• Backup file

• Control file

• Parameter file

What do online redo log files store?

• User data

• Database changes as they occur

• System configuration settings

• Backup data

What analogy is used to describe system data files?

• They are like a personal diary

• They are like the Windows folder on a Windows platform

• They are like a library catalog

• They are like a backup archive

What is the role of the Automatic Diagnostic Repository (ADR)?

• To save trace files and health monitor reports

• To store user data

• To manage user passwords

• To backup system data files

What is the function of archive logs?

• To save system configuration settings

• To provide offline copies of online redo log files

• To manage encryption keys

• To store user passwords

What is stored in a password file?

• Backup data

• User data

• Database user passwords with administrative privileges

• System configuration settings