Introduction to Database System Which type of entity represents an actual occurrence of an associated generalized entity? Archetype entity Supertype entity Instance entity Subtype entity Archetype entity Supertype entity Instance entity Subtype entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is the recorded history of operations performed on a file All of the listed here is used to make back-up copies can be used to restore lost information is the recorded history of operations performed on a file All of the listed here is used to make back-up copies can be used to restore lost information ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form All of these you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want you enter the search value into the form None of these All of these you type the key in an entry line, and the correct form is displayed you look at each form sequentially until you see the one you want you enter the search value into the form None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When you have finished entering information into a form All of the listed here the contents of the form can be printed the contents of the form are written to the data file the template is written to the data file All of the listed here the contents of the form can be printed the contents of the form are written to the data file the template is written to the data file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a record management system might be handwritten list None of these a business form a Rolodex card file All of these handwritten list None of these a business form a Rolodex card file All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation is considered a: two-dimensional table. Column. three-dimensional table. one-dimensional table. two-dimensional table. Column. three-dimensional table. one-dimensional table. ANSWER DOWNLOAD EXAMIANS APP
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