单项选择题
Which of the following is a typical data warehouse query?（）
A.What is this customers address?
B.Does this customer have any unpaid bills?
C.What is the balance in this customers account?
D.What are the total sales for each of the last 6 months?
点击查看答案
相关考题
-
单项选择题
Which of the following tools is used to view historical information about tasks, database changes, messages, and notifications?（）
A.Journal
B.Task Center
C.Control Center
D.Activity Monitor -
单项选择题
Which of the following describes the model used by the Geodetic Extender?（）
A.Flat earth
B.3-D Square
C.Trapezoidal
D.Round earth -
单项选择题
Which of the following best describes the age of the data in an OLTP system?（）
A.Current
B.Projected
C.Historical
D.Current and projected
