... October, 2005 VITEC Database Systems Engineer Examination (Afternoon, Part 2) 1. Examination Time-14:30-16:30 (120 ... you. 5. Observe the rules for describing conceptual data models, relation schemas, and relational database tables provided at the beginning of the booklet. Do not open the exam booklet until instructed ... Used in the Questions The notation for conceptual data models, relation schemas, and relational database table structures is given below. This notation applies unless otherwise noted in the text...