Abstract Data Type

• Encapsulates data
• Separates interface from implementation
• Implementation can change; interface remains
• Interface often specified in a formal manner

Examples

• Programming in the small:
  • Stack
  • Map
  • Queue
• Programming in the large:
  • Relational database accessible via stored procedures
  • Data accessible via the web service model

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 Last change: Tuesday, November 25, 2003 1:39 am
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