Introduction to Database System The only reason for the existence of relations is to store instances of functional dependencies. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The master list of an indexed file is sorted in ascending order both (b) and (c) has a number assigned to each record contains only a list of keys and record numbers None of these is sorted in ascending order both (b) and (c) has a number assigned to each record contains only a list of keys and record numbers None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is Insert All of these Look-up Modify None of these Insert All of these Look-up Modify None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Data security threats include all of the listed here hardware failure privacy invasion fraudulent manipulation of data all of the listed here hardware failure privacy invasion fraudulent manipulation of data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Archetype entity Subtype entity Supertype entity Instance entity Archetype entity Subtype entity Supertype entity Instance entity ANSWER DOWNLOAD EXAMIANS APP
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