Cornelia Cassidy is a telecom 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 has access to view customer and product information.She also has access that allows her to enter and cancel customer orders.The permissions for Cornelia (and other sales reps)define a ________ in the company's database management system.
A) conceptual-level schema
B) data dictionary
C) external-level schema
D) physical view

Question

Quizplus · Accepted Answer

The permissions granted to Cornelia (and other sales reps) define an external-level schema in the company's database management system. The external-level schema defines how a particular user or group of users can view and access a subset of the overall database. In this case, Cornelia has been given permission to access and modify certain customer and product information within the database.

Cornelia Cassidy Is a Telecom Equipment Sales Representative