Introduction to Database System When performing a look-up operation using a form 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 All of these you enter the search value into the form 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 All of these you enter the search value into the form ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Keys made up of two or more attributes are called composite keys. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows SELECT DISTINCT None of these All of these SELECT UNIQUE SELECT DIFFERENT SELECT DISTINCT None of these All of these SELECT UNIQUE SELECT DIFFERENT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A database has a built-in capability to create, process and administer itself. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which language has recently become the de-facto standard for interfacing application programs with relational database system? None of these 4GL SQL Oracle dBASE None of these 4GL SQL Oracle dBASE ANSWER DOWNLOAD EXAMIANS APP
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