Big Data Final Exam Questions With Verified Answers
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Big Data Final Exam Questions With Verified Answers
Which analytics does the following fall into: Alice notice that call center always have an increase in the number of customer complaints during last week in May, so she decides reviews the employees work schedule in the month of May for the past ...
big data final exam questions with verified answer
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Big Data Final Exam Questions With Verified
Answers
Which analytics does the following fall into: Alice notice that call center always have an increase in the
number of customer complaints during last week in May, so she decides reviews the employees work
schedule in the month of May for the past 5 years.
Datasets continue to become
larger, more diverse, more complex and streaming-centric
Model used for predictive analytic have implicit dependencies on the conditions under which the past
events occurred. If the underlying condition changes then, the models used for the predictions
need to be updated
Which analytics does the following fall into: Alice notices that customer service complaints go down
when temporary employees from external staffing agency is used; so, what would are the chances
that Alice will use ACME Staffing in the future?
Prescriptive analytics involve the use of __________________ and large amounts of internal and
external data to simulate outcomes and prescribe the best course of action.
business rules
Big Data addresses distinct requirements such as
Processing of large amounts of unstructured data &
Combining of multiple unrelated datasets
The management and analysis of large datasets has been a long standing problem.
True
Prescriptive Analytics can be used to _______________ or __________________.
gain an advantage
OR
mitigate a risk
Which analytics does the following fall into: Alice needs to determine which staffing agency
employees maintain a higher level of customer satisfaction.
Big Data adds newer techniques that leverage computational ___________ and approaches to
execute analytic algorithms.
resources
Noise is data that can be converted into information and thus has no value, whereas signals do not
have value and cannot lead to meaningful information.
True
Which is not part of the Big Data characteristics?
, variable
Data _________ refers to the multiple formats and types of data that need to be supported by Big
Data solutions.
variety
From an enterprise's point of view the ________of data translates into the amount time it takes for
the data to be processed once it enters the enterprise's perimeter.
The data processed by big data solutions can be ______________ or ________________.
human-generated
OR
machine-generated
The anticipated volume of data that is processed by Big Data solutions is substantial and ever-
growing.
volume
Data variety brings challenges for enterprises in terms of data ________, transformation, processing,
and __________.
integration, storage
Business Intelligence (BI) enables an organization to gain insight into the performance of an
enterprise by analyzing data generated by its _______________ and _____________________.
information systems, business process
Veracity refers to the quality or ______ of data.
fidelity
Performance Indicators are often used to ________________________ and
_________________________.
demonstrate regulatory compliance,
identify business performance problems
Recognizing that external data brings additional context to their internal data allows a corporation to
move up the analytic value chain from hindsight to insight with greater ease.
True
The Information and Communications Technology (ICT) developments that have accelerated the pace
of Big Data adoption in businesses include all but:
advancement in employee management
IoE-specific companies can leverage Big Data to establish and optimize ___________ and offer them
to third parties as outsourced business processes.
workflows
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