Explanation:Data dictionary is also called as system catalog. 3. ___________ is the collection of memory structures and Oracle background processes that operates against an Oracle database.
A. Database
B. Instance
C. Tablespace
D. Segment
Answer:A
Explanation:Data dictionary is also called as system catalog. 3. ___________ is the collection of memory structures and Oracle background processes that operates against an Oracle database.
A. Database B. Instance C. Tablespace D. Segment
Explanation:Instance is a snapshot of database at any point of time. 4. A ________ is a logical grouping of database objects, usually to facilitate security, performance, or the availability of database objects such as tables and indexes.