Introduction to Database System A primary key is a composite key that was selected to be the main identifier for the relation. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The purpose of a database is to help people stop using spreadsheets. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Primitive operations common to all record management systems include All of the listed here Print Sort Look-up All of the listed here Print Sort Look-up ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which type of entity cannot exist in the database unless another type of entity also exists in the database, but does not require that the identifier of that other entity be included as part of its own identifier? ID- independent entity Weak entity Strong entity ID-dependent entity ID- independent entity Weak entity Strong entity ID-dependent entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A functional dependency is a relationship between or among: tables. attributes. relations. rows. tables. attributes. relations. rows. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not a relational database? dBASE IV Reflex FoxPro 4th Dimension dBASE IV Reflex FoxPro 4th Dimension ANSWER DOWNLOAD EXAMIANS APP
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