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ex 5

  1. there is essentially no difference between a join operation and a relate operation.
    False
  2. ArcGIS can work with both internal and external databases.
    True
  3. A ________ is used to link tables in a relational database.
    A key
  4. which of the following is not a type of attribute data by measurement scale.
    interval
  5. Data grouped into different categories are called
    Nominal data
  6. The _______ used in a field definition should accommodate the largest number or the longest string in the data.
    Width
  7. Which of the following is true about a relational database?
    A primary key and a foreign key are needed to relate two tables in the database. Attributes in the database can be numeric or character.  The database is made of separate tables.
  8. Which of the following is not considered a data type?
    A degree
  9. Which of the following is considered a data type?
    date, number, text or character
  10. ArcGIS can import attribute data from dBASE and Excel files.
    True
  11. Data that can be differentiated by a ranking relationship are called:
    Ordinal Data
  12. new attribute data can created by data classification
    True
  13. Each row in an attribute table represents a _______ and each column represents a _______:
    A record and field
  14. A node is used to link tables in a relational database
    False
  15. data calculation can create new attribute data from existing data.
    True
  16. Data grouped into different categories are called
    Nominal Data
  17. A node is used to link tables in a relational database
    False
Author
natelh
ID
329477
Card Set
ex 5
Description
GIS
Updated

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