Introduction to Database System
The Management Information system (MIS) structure with one main computer system is called a

centralized MIS structure
decentralized MIS structure
distributed MIS structure
hierarchical MIS structure

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Introduction to Database System
In SQL, the CREATE TABLESPACE is used

All of these
to create a place in the database for storage of scheme objects, rollback segments, and naming the data files to comprise the tablespace
to add/rename data files, to change storage
None of these
to create a database trigger

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