A) a statement about what will happen or might happen in the future; for example, predicting future sales or employee turnover
B) a statistical process that finds the way to make a design, system, or decision as effective as possible; for example, finding the values of controllable variables that determine maximal productivity or minimal waste
C) predictions based on time-series information
D) a statistical process for estimating the relationships among variables
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) classification
B) estimation
C) affinity grouping
D) clustering
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) track crime patterns, locations, and criminal behavior
B) analyze customer demographics
C) predict sales, inventory levels, and distribution
D) predict hardware failures
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) a collection of large, complex data sets, including structured and unstructured data, which cannot be analyzed using traditional database methods and tools
B) processes and manages algorithms across many machines in a computing environment
C) focuses on forecasting future trends and producing insights using sophisticated quantitative methods, including statistics, descriptive and predictive data mining, simulation, and optimization
D) extracts knowledge from data by performing statistical analysis, data mining, and advanced analytics on big data to identify trends, market changes, and other relevant information
Correct Answer
verified
Multiple Choice
A) 911 response center
B) stock traders
C) banks
D) construction companies
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) primary keys and secondary keys
B) primary keys and foreign keys
C) entity keys and attribute keys
D) relational keys and DBMS keys
Correct Answer
verified
Multiple Choice
A) information inconsistency
B) information integrity issues
C) data governance
D) master data management
Correct Answer
verified
Multiple Choice
A) data goals
B) data relationships
C) data marketing
D) data marts
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) improvements
B) change
C) clustering
D) cleansing
Correct Answer
verified
True/False
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) marketing information
B) sales information
C) competitor information
D) All of these are correct.
Correct Answer
verified
Multiple Choice
A) business intelligence system
B) informational database system
C) relational database management system
D) data mining system
Correct Answer
verified
Multiple Choice
A) the person responsible for creating the original website content
B) the person responsible for updating and maintaining website content
C) includes fixed data incapable of change in the event of a user action
D) includes data that change based on user action
Correct Answer
verified
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