Introduction to Database System A tuple is a(n): key of a table. two dimensional table. row of a table. column of a table. key of a table. two dimensional table. row of a table. column of a table. 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? Log file Master file Update file Specialized file Log file Master file Update file Specialized file ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One solution to the multivalued dependency constraint problem is to: create a new theme. split the relation into two relations, each with a single theme. add a composite key. change the theme. create a new theme. split the relation into two relations, each with a single theme. add a composite key. change the theme. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Large collections of files are called records fields None of these databases file system records fields None of these databases file system ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. Records Database File structure Fields Records Database File structure Fields 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. False True False True ANSWER DOWNLOAD EXAMIANS APP
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