Introduction to Database System A scheme describes records and files data elements All of these record relationships None of these records and files data elements All of these record relationships None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail All of the listed here is the recorded history of operations performed on a file can be used to restore lost information is used to make back-up copies All of the listed here is the recorded history of operations performed on a file can be used to restore lost information is used to make back-up copies ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to create a synonym for a schema object? All of the listed here CREATE SCHEMA CREATE SYNONYM CREATE SAME All of the listed here CREATE SCHEMA CREATE SYNONYM CREATE SAME ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System When performing a look-up operation using a form 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 All of these None 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 All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One solution to the multivalued dependency constraint problem is to: change the theme. add a composite key. split the relation into two relations, each with a single theme. create a new theme. change the theme. add a composite key. split the relation into two relations, each with a single theme. create a new theme. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A large computer information system maintains many different computer files. Which amongst them is called a perpetual file? Master file Log file Update file Specialized file Master file Log file Update file Specialized file ANSWER DOWNLOAD EXAMIANS APP
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