4a) A method for handling missing data is to: A) substitute with random numbers for the missing data. B) track missing data with special reports. C) perform insensitivity testing. D) delete the associated row. 4b) Sensitivity testing involves: A) checking to see if your teeth hurt when you brush. B) seeing how accurate data are. C) checking to see if missing data will greatly impact results. D) deleting the associated row. 4c)The storage format for each attribute from the logical data model is chosen to maximize ________ and minimize storage space. A) query design B) programmer productivity C) data integrity D) data integration 4d) Within Oracle, the named set of storage elements in which physical files for database tables may be stored is called a(n): A) extent. B) table. C) tablespace. D) partition 4e) While Oracle has responsibility for managing data inside a tablespace, the tablespace, as a whole, is managed by the: A) user. B) CEO. C) XML. D) operating system
4a) A method for handling missing data is to:
A) substitute with random numbers for the missing data.
B) track missing data with special reports.
C) perform insensitivity testing.
D) delete the associated row.
4b) Sensitivity testing involves:
A) checking to see if your teeth hurt when you brush.
B) seeing how accurate data are.
C) checking to see if missing data will greatly impact results.
D) deleting the associated row.
4c)The storage format for each attribute from the logical data model is chosen to maximize ________ and minimize storage space.
A) query design
B) programmer productivity
C) data integrity
D) data integration
4d) Within Oracle, the named set of storage elements in which physical files for
A) extent.
B) table.
C) tablespace.
D) partition
4e) While Oracle has responsibility for managing data inside a tablespace, the tablespace, as a whole, is managed by the:
A) user.
B) CEO.
C) XML.
D)
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