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August 13, 2024

Database-Management-System

Question 5 Consider the relational database with the following four schemas and their respective instances. Student(sNo, sName, dNo) Dept(dNo, dName) Course(cNo, cName, dNo) Register(sNo, cNo) The […]
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August 13, 2024

ER-Model

Question 49 A program is a/an____ entity A Active B Passive C Dormant D Hyperactive Database-Management-SystemER-ModelKVS DEC-2013 Question 49 Explanation:  → A process is more than […]
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August 13, 2024

ER-Model

Question 61 Aggregation is : A an abstraction through which relationships are treated as lower level entities. B an abstraction through which relationships are treated as […]
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August 13, 2024

Database-Management-System

Question 326 Specialization Lattice stands for A An entity type can participate as a subclass in only one specialization. B An entity type can participate as […]
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