dbms-mcqs.pdf - DATABASE MANAGEMENT MULTIPLE CHOICE QUESTIONS ANSWERS 1 2 3 4 5 6 7 In an object-oriented model one object can access data of another

dbms-mcqs.pdf - DATABASE MANAGEMENT MULTIPLE CHOICE...

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DATABASE MANAGEMENT MULTIPLE CHOICE QUESTIONS & ANSWERS 1.In an object-oriented model, one object can access data of another object by passing:a.Instance variableb.Messagec.Variabled.None of these2.A view of database that appears to an application program is known as:3.An abstraction concept for building composite object from their component object is called:4.A set of objects that share a common structure and a common behavior is called:5.Every weak entity set can be converted into a strong entity set by:a.using generalizationb.adding appropriate attributesc.using aggregationd.none of the above6.The number of entities to which another entity can be associated via a relationship set is expressed as:
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