Big Data Exam 1 Questions With Verified Answers
The use of dashboards and data visualizations is seldom effective in identifying issues in organizations, as demonstrated by the Silvaris Corporation Case Study.
True
False
False
In what decade did disjointed information systems begin to be...
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Big Data Exam 1 Questions With Verified
Answers
The use of dashboards and data visualizations is seldom effective in identifying issues in organizations,
as demonstrated by the Silvaris Corporation Case Study.
True
False
False
In what decade did disjointed information systems begin to be integrated?
1980s
1990s
2000s
1970s
1980s
What type of analytics seeks to determine what is likely to happen in the future?
In the 2000s, the DW-driven DSSs began to be called BI systems.
True
False
True
The use of statistics in baseball by the Oakland Athletics, as described in the Moneyball case study, is
an example of the effectiveness of prescriptive analytics.
True
False
True
Due to industry consolidation, the analytics ecosystem consists of only a handful of players across
several functional areas.
True
False
False
Demands for instant, on-demand access to dispersed information decrease as firms successfully
integrate BI into their operations.
True
False
, False
Computer applications have moved from transaction processing and monitoring activities to problem
analysis and solution applications.
True
False
True
OLTP systems are designed/optimized for
outputs like end-user ad hoc reports, queries, and analysis.
Inputs like inserts, updates, deletes in the database
Inputs like inserts, updates, deletes in the database
Business intelligence (BI) is a specific term that describes architectures and tools only.
True
False
False
Which kind of chart is described as an enhanced version of a scatter plot?
bubble chart
bullet
heat map
pie chart
bubble chart
There are basic chart types and specialized chart types. A Gantt chart is a specialized chart type.
True
False
True
.Google Maps has set new standards for data visualization with its intuitive Web mapping software.
True
False
True
Benefits of the latest visual analytics tools, such as SAS Visual Analytics, include all of the following
EXCEPT
mobile platforms such as the iPhone are supported by these products.
they explore massive amounts of data in hours, not days.
there is less demand on IT departments for reports.
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