Chapter 1 MC Questions
which approach to data analytics attempts to predict relationship between two data items? a. profiling b. classification c. link prediction d. regression
link prediction
big data is often described by the three V's, which are: a. volume, velocity, and variability b. volume, velocity, and variety c. volume, volatility, and variability d. variability, velocity, and variety
volume velocity variety
which approach to data analytics attempts to assign each unit in a population into a small set of classes where the unit belongs? a. classification b. regression c. similarity matching d. co-occurence grouping
classification
which skills were *not* emphasized that analytic-minded accountants should have? a. develop an analytics mindset b. data scrubbing and data preparation c. classification of test approaches d. define and address problems through statistical data analysis
classification of test approaches
which skills were *not* emphasized that analytic-minded accountants should have? a. data quality b. descriptive data analysis c. data visualization d. data and systems analysis and design
data and systems analysis and design
which of these terms is defined as being a central repository of descriptions for all of the data attributes of the dataset? a. big data b. data warehouse c. data dictionary d. data analytics
data dictionary
the IMPACT cycle includes all *except* the following process: a. communicate insights b. data preparation c. address and refine results d. perform test plan
data preparation
XBRL or securities filing identified all of the following as benefits for using XBRL except for: a. availability b. transparency c. proprietary d. market enhancement
proprietary
which of the following best describes the data analytics skill of developing an analytics mindset?: a. perform basic analysis of to understand the quality of the underlying data and its ability to address the business question b. comprehend the process needed to clean and prepare the data before analysis c. recognize when and how data analytics can address business questions d. recognize what is meant by data quality, be it completeness, reliability, or validity
recognize when and how data analytics can address business questions
by the year 2020, about 1.7 megabytes of new information will be created every: a. week b. second c. minute d. day
second
which approach to data analytics attempts to identify similar individuals based on data known about them? a. classification b. regression c. similarity matching d. data reduction
similarity matching
the IMPACT cycle includes all *except* the following process: a. visualize the data b. identify the questions c. master the data d. track the outcomes
visualize the data
