Chapter 16 Review
Data that describe the properties of other data are:
A) relationships. B) logical. C) physical. --D) none of the above.--
Databases may be more expensive to maintain than files because of:
A) the need for specialized personnel. B) the complexity of the database environment. C) backup and recovery needs. ----D) all of the above. -----
Which of the following is NOT a cost and/or risk of the database approach?
Improved responsivness
Which of the following is NOT an advantage of database systems?
Redundant data
Program-data dependence is caused by:
file descriptors being stored in each application
Data processed in a way that increases a user's knowledge is:
information
One disadvantage of file processing systems is:
limited data sharing.
A database is an organized collection of ________ related data.
logically
All of the following are primary purposes of a database management system (DBMS) EXCEPT:
providing an integrated development environment.
Because applications are often developed independently in file processing systems:
unplanned duplicate data files are the rule rather than the exception.