All of the following characterize emerging markets except ________

In a university database, the student table, with student ID as a primary key, is linked to the university department table through its primary key-department ID. In the student table, department ID is a ________

A) foreign key B) primary key C) complex key D) functional key

System efficiency is the extent to which a system ________

A) allows firms to reach their operational targets B) allows people to plan tasks that are achievable C) enables people to accomplish goals or tasks well D) enables people to do things faster or at lower cost E) allows employees to reduce the risks associated with tasks