Chelsana Washington is a medical equipment sales representative.Her company has provided her with a laptop computer that uses wireless connectivity to access the accounting information system from virtually anywhere in the country.She,and the other sales reps,have read access to customer and product information.They have write access that allows them to enter and cancel customer orders.These permissions define a(an)______ in the company's database management system.
A)conceptual-level schema
B)external-level schema
C)data dictionary
D)internal-level schema

Question

Quizplus · Accepted Answer

The sales reps' access permissions describe the external-level schema, which determines how users interact with the database system. The other options (conceptual-level schema, data dictionary, internal-level schema) refer to different aspects of the database management system that do not relate specifically to the sales reps' access permissions.

Chelsana Washington Is a Medical Equipment Sales Representative