Introduction to Database System A scheme describes records and files None of these data elements All of these record relationships records and files None of these data elements All of these record relationships ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following can many entity instances of one type be related to many entity instances of another type? One-to-One Relationship Composite Relationship One-to-Many Relationship Many-to-Many Relationship One-to-One Relationship Composite Relationship One-to-Many Relationship Many-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Sort/report generators none of the listed here require more disk space than index/report generators do not need to sort before generating a report are faster than index/report generators none of the listed here require more disk space than index/report generators do not need to sort before generating a report are faster than index/report generators ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A key is a group of one or more attributes that uniquely identifies a row. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A compound key None of these both (a) and (b) is made up a several pieces of information is a combination of each unique key uniquely identifies an item in a list None of these both (a) and (b) is made up a several pieces of information is a combination of each unique key uniquely identifies an item in a list ANSWER DOWNLOAD EXAMIANS APP
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