The Database Environment Which of the following is true for a relational database? All of these It is difficult to access data. Data is represented by tables. Complex programs have to be written for simple queries. All of these It is difficult to access data. Data is represented by tables. Complex programs have to be written for simple queries. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment A database management system (DBMS) is a: hardware system used to create, maintain, and provide controlled access to a database. software system used to create, maintain, and provide controlled access to a database. software system used to create, maintain, and provide uncontrolled access to a database. hardware system used to create, maintain, and provide uncontrolled access to a database. hardware system used to create, maintain, and provide controlled access to a database. software system used to create, maintain, and provide controlled access to a database. software system used to create, maintain, and provide uncontrolled access to a database. hardware system used to create, maintain, and provide uncontrolled access to a database. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Metadata enables database designers and users to do all of the following except: understand what data exist. what the fine distinctions are between similar data items. sample data. what the data mean. understand what data exist. what the fine distinctions are between similar data items. sample data. what the data mean. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Some advantages of the database approach include all, but: improved data sharing. program-data dependency. improved data consistency. minimal data redundancy. improved data sharing. program-data dependency. improved data consistency. minimal data redundancy. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment The source of the data is sometimes called the system of record. False True False True ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Data quality problems currently cost U.S. businesses some $60 million each year (Hudica, 2003). True False True False ANSWER DOWNLOAD EXAMIANS APP
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