Introduction to Database System Two files may be joined into a third file if None of these they have a row in common they have a field in common they have no records with the same value in the common field both (b) and (c) None of these they have a row in common they have a field in common they have no records with the same value in the common field both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In any hierarchy of data organization, the smallest entity to be processed as a single unit is called database data file data field data record None of these database data file data field data record None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a record management system might be handwritten list All of these None of these a Rolodex card file a business form handwritten list All of these None of these a Rolodex card file a business form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Hierarchical database Relational database Distributed database Network database Hierarchical database Relational database Distributed database Network database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An identifier determines the type of relationship that an entity has. True False True False ANSWER DOWNLOAD EXAMIANS APP
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