Introduction to Database System If the record management system allows you to edit values before they are recorded on disk, you can correct spelling changes before they are recorded All of the listed here change the name of a field change the width of a field correct spelling changes before they are recorded All of the listed here change the name of a field change the width of a field ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A computer file can be best described as a random collection of data items a single data item None of these an orderly collection of data items a general collection of data items a random collection of data items a single data item None of these an orderly collection of data items a general collection of data items ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When the values in one or more attributes being used as a foreign key must exist in another set of one or more attributes in another table, we have created a(n): transitive dependency. insertion anomaly. referential integrity constraint. normal form. transitive dependency. insertion anomaly. referential integrity constraint. normal form. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The logical data structure with a one-to-many relationship is a tree network relational chain tree network relational chain ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system allow you to entry data in all the forms both (a) and (b) lets you define different forms for different operations lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these allow you to entry data in all the forms both (a) and (b) lets you define different forms for different operations lets you create a look-up form with an associated read-only password to prevent access by unauthorized users None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance. True False True False ANSWER DOWNLOAD EXAMIANS APP
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