The Database Environment A shared database should: All of these be accurate and available. be secure. provide for backup and recovery. All of these be accurate and available. be secure. provide for backup and recovery. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment The database approach requires additional costs and risks. False True False True ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Duplicate data often results in loss of data integrity because: Neither A & Both A & data values may not agree. the data formats may be inconsistent. Neither A & Both A & data values may not agree. the data formats may be inconsistent. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Database management systems were first introduced in the 1950s. True False True False ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Which of the following is true for a relational database? Complex programs have to be written for simple queries. All of these Data is represented by tables. It is difficult to access data. Complex programs have to be written for simple queries. All of these Data is represented by tables. It is difficult to access data. ANSWER DOWNLOAD EXAMIANS APP
The Database Environment An enterprise data model is: a graphical model that shows all entities for an organization. a graphical model that shows the high-level entities for an organization. a non-graphical model that shows the all entities for an organization. a non-graphical model that shows the high-level entities for an organization. a graphical model that shows all entities for an organization. a graphical model that shows the high-level entities for an organization. a non-graphical model that shows the all entities for an organization. a non-graphical model that shows the high-level entities for an organization. ANSWER DOWNLOAD EXAMIANS APP
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