1. Assuming the conceptual schema is already stored, what are the two main functions of the conceptual information processor? 2. What are the three main components of the conceptual schema? 3. ”The CIP will reject a compound transaction if any of its component update operations is inconsistent with the conceptual schema”. True or false?
1)
-Handles the communication between information system and people.
-Carry out elementary information on symbolic expressions.
2)The three components of conceptual schema are:
-Fact types.
-Constraints.
-Derivation rules
3)True
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