Database Administrator Team Lead Interview Questions and Answers

Oracle Architecture 11g & Oracle Database 12cR2 Technical Architecture

• Oracle Architecture 11g includes components like Oracle Instance, Oracle Database, and Oracle Grid Infrastructure

• Oracle Database 12cR2 Technical Architecture introduces features like Multitenant Architecture, In-Memory Column Store, and Automatic Data Optimization

• Both versions have similar components such as Datafiles, Control files, Redo logs, and Parameter files

Security constraints for Oracle Cloud include network security, data encryption, access controls, and auditing.

• Network security measures such as firewalls and VPNs are used to protect data in transit.

• Data encryption is utilized to secure data at rest, ensuring that sensitive information is not exposed.

• Access controls are implemented to restrict unauthorized access to databases and resources.

• Auditing tools are used to monitor and track user activities, helping to detect and pr...read more