190 Chapter 7
Q7-4 A computer network is a group of computers and related devices that are
linked so they can interact with each other. A network consists of work-
stations that allow users to connect to database management systems,
Q7-5 Database management systems are programs that users rely on to keep
track of where data are located and to control access to those data. These
Q7-6 Irmo’s management would find this information useful for a variety of
reasons. The date of purchase, cost, and equipment life is useful infor-
Q7-7 Kreel’s management uses this type of information to calculate outstand-
Q7-8 The purchasing and inventory management functions are responsible for
the acquisition of merchandise and supplies. Accounts involved include
Q7-9 The human resources module helps track hours and pay rates, and it can
be used in conjunction with the production module. It also helps generate