Chapter 3 Database Applications 1

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Across
  1. 2. Allows tables and results from queries to be presented in a user-friendly way to read
  2. 4. A small program that is written to perform a repetitive task automatically
  3. 8. A key field in one table used to create a link between data in another table
  4. 9. A database structured to recognize relations between stored items of information.
  5. 11. Heading given to each item of data stored about a single database entity
  6. 13. A two-dimensional database table
  7. 14. Bringing together data from various sources and assembling it within a single location
  8. 15. An item which is represented in a database
  9. 17. The field that uniquely identifies one record
  10. 19. A list of values, usually belonging to a particular field, displayed vertically in a table
Down
  1. 1. Used to search and extract data from the database to find the answer to a question
  2. 2. Ensures that an entry cannot be made in one table with a foreign key, if the key field does not exist in the linked table
  3. 3. A flat file where data is organised into a number of rows and columns
  4. 5. Used to enter a new record, modify an existing record and to view records already stored in a table
  5. 6. A snapshot of a database at a specific moment in time, containing all the properties described by a database schema as data values
  6. 7. Defines the type of data associated with a field, i.e. string, date/time
  7. 10. A number of data items related to an object or person. A record is represented as a row in a table
  8. 12. A single group of related data within a table
  9. 13. The title given to each used column within a database
  10. 16. Part of a record that stores a single data item. Represented by a column in a database
  11. 18. Used to search and extract data from the database to find the answer to a question