Introduction to Database System The master list of an indexed file contains only a list of keys and record numbers is sorted in ascending order has a number assigned to each record both (b) and (c) None of these contains only a list of keys and record numbers is sorted in ascending order has a number assigned to each record both (b) and (c) None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity has its relationship to another entity determined by an attribute in that other entity called a discriminator? Archetype entity Supertype entity Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Two files may be joined into a third file if they have no records with the same value in the common field both (b) and (c) they have a row in common None of these they have a field in common they have no records with the same value in the common field both (b) and (c) they have a row in common None of these they have a field in common ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Versatile report generators can provide All of these Columnar totals Calculations None of these Subtotals All of these Columnar totals Calculations None of these Subtotals ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file that is organized in uniform format is formally referred to as a _____ or a database file. Database Structured data file Document None of these Record Database Structured data file Document None of these Record ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after Look-up Insert Delete All of these None of these Look-up Insert Delete All of these None of these ANSWER DOWNLOAD EXAMIANS APP
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