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Database - Chapter 1

28 Questions
Database Quizzes & Trivia

1. Basic concepts and definitions 2. File Processing System versus Database System 3. Evolution of Database System

Questions and Answers
  • 1. 
    A database management system used in the apollo landing project
  • 2. 
    A distinct object that is to be represented in the database
  • 3. 
    A group that defines standard specifications for an environment that would allow database creation and data manipulation
  • 4. 
    A language that define the data characteristics and the data structure, and to manipulate the data.
  • 5. 
    A language that enables the DBA to define the schema
  • 6. 
    A logical organization of the entire database as seen by the DBA – this includes a definition of the database name, the type of each record, and the components of each record type
  • 7. 
    A period in which object-oriented databases were introduced to cope with massive amounts of data, multimedia such as pictures, flash, videos, games
    • A. 

      2000's

    • B. 

      1980's

    • C. 

      1990's

  • 8. 
    A property that describes some aspect of the object that we wish to record
  • 9. 
    A structure used in a database management system that conforms to an upside-down tree
  • 10. 
    An association between several entities
  • 11. 
    An early pioneer of database systems which led to the development of a new type of database system known as network DBMS
  • 12. 
    An organized collection of logically related data
  • 13. 
    Corresponds to a row in a table
  • 14. 
    Data by itself is useless unless it is some how aggregated, organized and prepared in a form convenient for decision making or other organization activities, now check the essential parts needed for an organized databse
    • A. 

      Metadata

    • B. 

      Information

    • C. 

      Formal logic

    • D. 

      Data

    • E. 

      Entity

    • F. 

      Action

    • G. 

      Relationship

  • 15. 
    Data processed in such a way that it can increase the knowledge of the person who uses it
    • A. 

      Metadata

    • B. 

      Information

    • C. 

      Related data

  • 16. 
    Data that describe the properties or characteristics of other data.
    • A. 

      Information

    • B. 

      Related data

    • C. 

      Metadata

  • 17. 
  • 18. 
    Facts that could be recorded and stored on storage media
  • 19. 
    In the 1960's file processing were dominant
    • A. 

      True

    • B. 

      False

  • 20. 
    It is an abstract, self-contained, logical definition of the objects, operators, which users interact with
    • A. 

      Relation Model

    • B. 

      Formal Model

    • C. 

      Data Model

  • 21. 
    Kinds of data independence
    • A. 

      Conventional

    • B. 

      Logical

    • C. 

      Mechanical

    • D. 

      Relational

    • E. 

      Physical

  • 22. 
    One who creates the actual database and to implement the technical controls needed to enforce the various policy decisions
  • 23. 
    One who understands that data and the needs of the enterprise with respect to that data, at a senior management level
  • 24. 
    State the 8 reasons why the database approach is more advantageous than the file based approach
  • 25. 
  • 26. 
    The immunity of applications to change in physical representation and access technique
  • 27. 
    The part of the database as seen by the user or application program
  • 28. 
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