The data in a data warehouse is ________, meaning it does not all pertain to one period in time.
What will be an ideal response?
time-variant; time variant
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When an object or structure variable is passed to a function as a constant reference
A) the function accesses the original object, rather than a copy of it. B) the function cannot make any changes to the member variables. C) it is more efficient than passing it by value. D) all of the above are true. E) A and B are true, but not C.
How do you create new objects in Java?
What will be an ideal response?
Smartphones often have a limited operating system
Indicate whether the statement is true or false
Which of the following is NOT true regarding anomalies?
A) Anomalies can be categorized into three types–insert, delete, and update. B) One goal of concatenating fields is to minimize anomalies. C) Update anomalies can be difficult to detect. D) Anomalies are unmatched or missing data that is caused by limitations in database design.