Introduction to Database System Which of the following indicates the minimum number of entities that must be involved in a relationship? ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ERD Minimum cardinality Greater Entity Count (GEC) Maximum cardinality ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An ID-dependent entity is an entity whose identifier is a composite identifier where no portion of the composite identifier is an identifier of another entity. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities use identifiers while tables use keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System It is more accurate to define a _____ as a variety of different record types that are treated as a single unit Database Flat File Table None of these Record Database Flat File Table None of these Record ANSWER DOWNLOAD EXAMIANS APP
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 None of these has a number assigned to each record both (b) and (c) contains only a list of keys and record numbers is sorted in ascending order None of these has a number assigned to each record both (b) and (c) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data security threats include privacy invasion fraudulent manipulation of data hardware failure all of the listed here privacy invasion fraudulent manipulation of data hardware failure all of the listed here ANSWER DOWNLOAD EXAMIANS APP
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