A) Dynamic website
B) Data-driven website
C) Static information
D) Dynamic information
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) Processes and manages algorithms across many machines in a computing environment.
B) Focuses on forecasting future trends and producing insights using sophisticated quantitative methods, including statistics, descriptive and predictive data mining, simulation, and optimization.
C) Occurs when the user goes into an emotional state of over-analysis (or over-thinking) a situation so that a decision or action is never taken, in effect paralyzing the outcome.
D) A business analytics specialist who uses visual tools to help people understand complex data.
Correct Answer
verified
Multiple Choice
A) Structured data
B) Unstructured data
C) Text mining
D) Web mining
Correct Answer
verified
Multiple Choice
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
Multiple Choice
A) Big data
B) Distributed computing
C) Advanced analytics
D) Data scientist
Correct Answer
verified
Multiple Choice
A) Dirty data
B) Information cleansing
C) Information Scrubbing
D) ETL
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 the above
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) Physical view
B) Logical view
C) Data mart view
D) Data view
Correct Answer
verified
Multiple Choice
A) Determines values for an unknown continuous variable behavior or estimated future value.
B) Determine which things go together.
C) Segments a heterogeneous population of more homogeneous subgroups.
D) Assigns records to one of a predefined set of classes.
Correct Answer
verified
Multiple Choice
A) Classification
B) Estimation
C) Affinity grouping
D) Clustering
Correct Answer
verified
True/False
Correct Answer
verified
Multiple Choice
A) The time it takes for data to be stored or retrieved.
B) The management and oversight of an organization's data assets.
C) The tests and evaluations used to determine compliance with data governance policies to ensure correctness of data.
D) When a company examines its data to determine if it can meet business expectations, while identifying possible data gaps.
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) 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
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