Introduction to Database System Because it contains a description of its own structure, a database is considered to be ________ . described self-describing an application program metadata compatible described self-describing an application program metadata compatible 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 All of these SELECT DIFFERENT None of these SELECT UNIQUE SELECT DISTINCT All of these SELECT DIFFERENT None of these SELECT UNIQUE 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 A _____ means that one record in a particular record type is related to only one record of another record type. None of these One-to-many relationship One-to-one relationship Many-to-many relationship Many-to-one relationship None of these One-to-many relationship One-to-one relationship Many-to-many relationship Many-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If a piece of data is stored in two places in the database, then both (a) and (b) it can be more easily accessed None of these changing the data is one spot will cause data inconsistency storage space is wasted both (a) and (b) it can be more easily accessed None of these changing the data is one spot will cause data inconsistency storage space is wasted ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A report form is used during report generation to format data both (a) and (b) appears on the computer monitor during data entry All of these None of these is used during report generation to format data both (a) and (b) appears on the computer monitor during data entry All of these None of these ANSWER DOWNLOAD EXAMIANS APP
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