Introduction to Database System An indexing operation establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key establishes an index for a file None of the listed here sorts file using two keys sorts a file using a single key ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A file produced by a spreadsheet all of the listed here can be used as it by the DBMS can be used for graphic is generally stored on disk in an ASCII text format all of the listed here can be used as it by the DBMS can be used for graphic is generally stored on disk in an ASCII text format ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System All instances of an entity class have the same attributes. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select data in rows and column from one or more tables? SELECT BROWSE CHOOSE None of these LIST SELECT BROWSE CHOOSE None of these LIST ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to create them arrange them store information together access them create them arrange them store information together access them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A list consists of last names, first names, addresses, and pin codes if all people in the list have the same last and the same pin code, a useful key would be the pin code All of these None of these a compound key consisting of the first name and the last name the last name the pin code All of these None of these a compound key consisting of the first name and the last name the last name ANSWER DOWNLOAD EXAMIANS APP
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