قواعد البيانات 4

Each database requires at least .................... database administrator (DBA)

• two
• one
• three
• none

An Oracle Database system can be large and can have many users.

• True

• False

An Oracle Database system can not be large and can have many users.

• True

• False

An Oracle Database system can be large and can not have many users.

• True

• False

database administration is sometimes not a one-person job

• True

• False

database administration is sometimes a one-person job

• True

• False

database administration is sometimes not a one-person job, but a job for a group of DBAs who share responsibility.

• True

• False

A database administrator's responsibilities

• Installing and upgrading the Oracle Database server and application tools.

• Software development and testing
• Network configuration and troubleshooting
• Creating primary database storage structures (tablespaces) after application developers have designed an application.

• Allocating system storage and planning future storage requirements for the database system.

A database administrator's responsibilities

• User interface design and Network troubleshooting

• Ensuring compliance with Oracle license agreements.

• Enrolling users and maintaining system security.

• Modifying the database structure, as necessary, from information given by application developers.

• Creating primary objects (tables, views, indexes) once application developers have designed an application.

primary objects

• topic

• indexes

• views

• tables