Q.

DB/2 is

A. A family of relational database manage- ment systems marketed by IBM
B. Interactive systems that enable decision makers to use databases and models on a computer in order to solve ill- structured problems
C. It consists of nodes and branches starting from a single root node. Each node represents a test, or decision.
D. None of these
Answer» A. A family of relational database manage- ment systems marketed by IBM
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