The Database Environment Legacy data is which of the following? Data contained in a newly-installed system Data contained by a system used prior to the installation of a new system Data rejected during the installation of a new system Data contained in a file system Data contained in a newly-installed system Data contained by a system used prior to the installation of a new system Data rejected during the installation of a new system Data contained in a file system ANSWER DOWNLOAD EXAMIANS APP
The Database Environment The source of the data is sometimes called the system of record. True False True False ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Data descriptions are stored in a central location called the depository. False True False True ANSWER DOWNLOAD EXAMIANS APP
The Database Environment An advantage of the database approach is the creation of maximum data redundancy. True False True False ANSWER DOWNLOAD EXAMIANS APP
The Database Environment A database application can perform which of the following activities? Read records Add records All of these Update records Read records Add records All of these Update records ANSWER DOWNLOAD EXAMIANS APP
The Database Environment Which of the following is true for a relational database? All of these It is difficult to access data. Complex programs have to be written for simple queries. Data is represented by tables. All of these It is difficult to access data. Complex programs have to be written for simple queries. Data is represented by tables. ANSWER DOWNLOAD EXAMIANS APP
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