Introduction to Database System Relations are categorized into normal forms according to the referential integrity constraints that they have. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Queries to a database can use aggregate functions like SUM and COUNT are written in English both (a) and (b) All of these None of these can use aggregate functions like SUM and COUNT are written in English both (a) and (b) All of these None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Applications are programs that interact directly with the database. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The main idea behind computer files is that it is convenient to access them store information together arrange them create them access them store information together arrange them create them ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Distributed database Relational database Hierarchical database Network database Distributed database Relational database Hierarchical database Network database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System If you want to organize a file in multiple ways, it is better to _____ the data rather than to sort it. Sort Key Index Update None of these Delete Sort Key Index Update None of these Delete ANSWER DOWNLOAD EXAMIANS APP
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