Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) It is a process of entering data, tracking data, and loading it into a database.
B) It is a process that extracts information from internal and external databases, transforms it using a common set of enterprise definitions, and loads it into a data warehouse.
C) It is a process that is performed at the end of the data warehouse model prior to putting the information in a cube.
D) It is a process that is performed at the beginning of the data mining model.
Correct Answer
verified
Multiple Choice
A) entity
B) extraction
C) attribute
D) foreign key
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) clustering
B) classification
C) estimation
D) affinity grouping
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) informing
B) infographics
C) data visualization tools
D) business intelligence dashboards
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) combine strategic information
B) organize departments
C) interface between the computer and employees
D) All of these are correct.
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) occurs when the same data element has different values
B) occurs when a system produces incorrect, inconsistent, or duplicate data
C) refers to the overall management of the availability, usability, integrity, and security of company data
D) the practice of gathering data and ensuring that it is uniform, accurate, consistent, and complete, including such entities as customers, suppliers, products, sales, employees, and other critical entities that are commonly integrated across organizational systems
Correct Answer
verified
Multiple Choice
A) levels
B) formats
C) granularities
D) formulas
Correct Answer
verified
Multiple Choice
A) accuracy, completeness, strength, support, and positive feedback
B) accuracy, association, referral, sales, and marketing
C) accuracy, competition, support, customer service, and visibility
D) accuracy, completeness, consistency, timeliness, and uniqueness
Correct Answer
verified
Multiple Choice
A) foreign key
B) primary key
C) data mining key
D) DBMS key
Correct Answer
verified
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