Mary Lamb is an insurance sales representative. Her company has provided her wit
ID: 2336387 • Letter: M
Question
Mary Lamb is an insurance 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 insurance product information. She also has access that allows her to enter and cancel customer orders. The permissions for Mary (and other sales reps) define a ________ in the company's database management system.
A. conceptual-level schema
B. external-level schema
C. physical view
D. data dictionary
Explanation / Answer
Solution: external-level schema
Explanation: A external-level schema allows the user to have access to various areas of applications in which the user designed such as set, types, record types, data aggregates and data items. It specifies data view in terms of the conceptual level