Explanation:Structure of MIS may be understood by looking at the physical components of the information system in an organization. 7. A top-to-bottom relationship among the items in a database is established by a
A. Hierarchical schema
B. Network schema
C. Relational schema
D. All of the mentioned
Answer:A
Explanation:Structure of MIS may be understood by looking at the physical components of the information system in an organization. 7. A top-to-bottom relationship among the items in a database is established by a
A. Hierarchical schema B. Network schema C. Relational schema D. All of the mentioned
Explanation:A hierarchical database model is a data model in which the data is organized into a tree-like structure. The structure allows representing information using parent/child relationships. 8. Choose the RDBMS which supports full fledged client server application development