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
The Database Environment A shared database should: be secure. be accurate and available. All of these provide for backup and recovery. be secure. be accurate and available. All of these provide for backup and recovery. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Duplicate data often results in loss of data integrity because: Neither A & the data formats may be inconsistent. data values may not agree. Both A & Neither A & the data formats may be inconsistent. data values may not agree. Both A & ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Metadata enables database designers and users to do all of the following except: what the fine distinctions are between similar data items. what the data mean. sample data. understand what data exist. what the fine distinctions are between similar data items. what the data mean. sample data. understand what data exist. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment An enterprise data model is a relational model that shows the high-level entities for the organization and associations among those entities. True False True False ANSWER DOWNLOAD EXAMIANS APP
The Database Environment A workgroup typically comprises between 25 and 100 persons. False True False True ANSWER DOWNLOAD EXAMIANS APP