K201 Lecture Exam 1

51 Questions | Total Attempts: 1930

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K201 Lecture Exam 1

Questions and Answers
  • 1. 
    According to your textbook, in the five-component framework of an information system, which is the most important?
    • A. 

      Software

    • B. 

      Hardware

    • C. 

      Data

    • D. 

      Procedures

    • E. 

      People

    • F. 

      All are equally important

  • 2. 
    The number of components in an information system increases in proportion to its complexity.
    • A. 

      True

    • B. 

      False

  • 3. 
    Which of the following does the chart below represent?
    • A. 

      Knowledge

    • B. 

      Data

    • C. 

      Information

    • D. 

      None of the above

  • 4. 
    In order for data to be considered timely it must be delivered in real time.
    • A. 

      True

    • B. 

      False

  • 5. 
    Good data is always worth the cost, no matter how expensive.
    • A. 

      True

    • B. 

      False

  • 6. 
    Keeping track of data involving multiple themes such as employees, transactions, customers, supplies, etc. should be done with which of the following?
    • A. 

      A spreadsheet

    • B. 

      A database

    • C. 

      A filing cabinet

  • 7. 
    The data displayed in Design View of a table in an Access database is an example of
    • A. 

      Descriptive information

    • B. 

      Metadata

    • C. 

      Field names

    • D. 

      Tuples

  • 8. 
    A database is simply a group of tables or files.
    • A. 

      True

    • B. 

      False

  • 9. 
    Information systems that process operational, social, and other data to identify patterns, trends, and relationships for use by business professionals are known as
    • A. 

      Data Mining (DM) Systems

    • B. 

      Business Intelligence (BI) Application

    • C. 

      Business Intelligence (BI) Systems

    • D. 

      Business Knowledge (BK) Systems

  • 10. 
    The patterns, trends and relationships produced by these information systems are referred to as
    • A. 

      Business intelligence

    • B. 

      Business data

    • C. 

      Business knowledge

    • D. 

      None of the above

  • 11. 
    An inventory report set to run automatically when an item reaches a critical low point is an example of pull publishing.
    • A. 

      True

    • B. 

      False

  • 12. 
    Which of the following is the first primary activity in the BI process?
    • A. 

      Acquire data

    • B. 

      Cleanse data

    • C. 

      Publish results

    • D. 

      Analyze data

  • 13. 
    One of the main benefits of BI Analysis is that there are no discrepancies in the data acquired from multiple sources.
    • A. 

      True

    • B. 

      False

  • 14. 
    Which of the following statements is true about operational and purchased data?
    • A. 

      Problematic operational data are termed rough data

    • B. 

      It is always better to have data with too coarse a granularity than with too fine a granularity

    • C. 

      If the data granularity is too coarse, the data can be made finer by summing and combining

    • D. 

      Purchased data often contains missing elements

  • 15. 
    Operational data is structured for fast and reliable transaction processing.
    • A. 

      True

    • B. 

      False

  • 16. 
    A data ________ is a data collection that addresses a particular department or functional area of the business.
    • A. 

      Mine

    • B. 

      Cube

    • C. 

      Mart

    • D. 

      Warehouse

  • 17. 
    Data mart is another term used for a data warehouse
    • A. 

      True

    • B. 

      False

  • 18. 
    A ________ takes data from the data manufacturers, cleans and processes the data, and then stores it.
    • A. 

      Data warehouse

    • B. 

      Data model

    • C. 

      Data mine

    • D. 

      Data mart

  • 19. 
    ________ is the application of statistical techniques to find patterns and relationships among data for classification and prediction.
    • A. 

      Data mining

    • B. 

      Data warehousing

    • C. 

      Data optimization

    • D. 

      Database normalization

  • 20. 
    Which of the following is true of unsupervised data mining?
    • A. 

      Neural networks are a popular unsupervised data mining application

    • B. 

      Analysts do not create a model or hypothesis before running the analysis

    • C. 

      Unsupervised data mining requires analysts to fit data to suggested hypotheses

    • D. 

      Unsupervised data mining requires tools such as regression analysis

  • 21. 
    With ________, data miners develop a model prior to the analysis and apply statistical techniques to data to estimate parameters of the model.
    • A. 

      Click streaming

    • B. 

      Supervised data mining

    • C. 

      Unsupervised data mining

    • D. 

      Cluster analysis

  • 22. 
    A common business application of decision trees is to classify loans by likelihood of default.
    • A. 

      True

    • B. 

      False

  • 23. 
    ________ is the process of creating value from intellectual capital and sharing that knowledge with employees, managers, suppliers, customers, and others who need it.
    • A. 

      Intellectual property protection

    • B. 

      Knowledge management

    • C. 

      Repository management

    • D. 

      Business process reengineering

  • 24. 
    Knowledge management was done only after the advent of social media.
    • A. 

      True

    • B. 

      False

  • 25. 
    ________ is the application of social media and related applications for the management and delivery of organizational knowledge resources.
    • A. 

      Knowledge management protocol

    • B. 

      Expert system

    • C. 

      Hyper-social knowledge management

    • D. 

      BI server management

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