BA 304 Midterm Exam | Questions with Verified Answers
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BA 304 Midterm Exam | Questions with Verified Answers Which of the following is the correct definition of algorithms? mathematical formulas placed in software that performs an analysis on a dataset Select all of the following that represent forms of structured data. (Check all that apply.) - sens...
Which of the following is the correct definition of algorithms?
mathematical formulas placed in software that performs an analysis on a dataset
Select all of the following that represent forms of structured data. (Check all that apply.)
- sensor data
- web log data
- clickstream data
- point-of-sale data
Select the four common characteristics of big data along with the correct definition.
(Check all that apply.)
- variety—represents different forms of data
- veracity—represents uncertainty of data
- volume—represents the scale of data
- velocity—represents the analysis of streaming data
Select all of the following that represent the three broad categories of analytics. (Check
all that apply.)
- descriptive analytics
- predictive analytics
- prescriptive analytics
Which of the following definitions represents a data scientist?
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
In terms of big data, what includes the uncertainty of data, including biases, noise, and
abnormalities?
Veracity
What are prescriptive analytics?
use techniques that create models indicating the best decision to make or course of
action to take
Who determines if a person or business process can be replaced by a robot or
software?
chief automation officer
What uses data about people's behaviors to understand intent and predict future action?
behavioural analytics
,Which department manages the process of converting or transforming resources into
goods or services?
operations management
Which of the following are considered data? (Check all that apply.)
- quantity sold
- customer number
- order date
Which of the following are common departments found in an organization? (Check all
that apply.)
- accounting
- operations management
- marketing
- finance
Select all of the following that represent forms of unstructured data. (Check all that
apply.)
- satellite images
- photographic data
- social media data
- text messages data
Select all of the following that represent forms of machine-generated unstructured data.
(Check all that apply.)
- satellite images
- scientific atmosphere data
- radar data
Select all of the following that represent forms of human-generated unstructured data.
(Check all that apply.)
- text messages data
- social media data
- email data
What is the process of identifying rare or unexpected items or events in a dataset that
do not conform to other items in the dataset?
anomaly detection
Which data type has a defined length, type, and format and includes numbers, dates, or
strings such as Customer Address?
structured data
What is the ability for data to be collected, analyzed, and accessible to all users (the
average end user)?
data democratization
, In terms of big data, what is variety?
includes different forms of structured and unstructured data
If you were thinking about a washing machine as a system, which of the following
represents the outputs?
the clean clothes
Select four types of advanced data analytics.
- behaviour analysis
- social media analysis
- text analysis
- web analysis
MIS is a business function, like accounting or sales, which moves information about
people, products, and processes across the company to facilitate decision making and
problem solving. What does MIS stand for?
management information system
What analyzes unstructured data associated with websites to identify consumer
behavior and website navigation?
web analytics
Which of the following terms is synonymous with business analytics?
Analytics
What is information collected from multiple sources such as suppliers, customers,
competitors, partners, and industries that analyzes patterns, trends, and relationships
for strategic decision making?
business intelligence
What is a collection of large, complex datasets, which cannot be analyzed using
traditional database methods and tools?
big data
Which data types are typically found in the marketing department?
promotion data, sales data, advertising data
Who is responsible for ensuring the security of business systems and developing
strategies and safeguards against attacks by hackers and viruses?
chief security officer (CSO)
Select all of the following that DO NOT represent the three broad categories of
analytics. (Check all that apply.)
- user analytics
- intelligence analytics
- anomaly analytics
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