DBMS-Object Oriented Database

DBMS-Object Oriented Database
1. A calss is a collection of similar objects with shared structure (attributes) and behavior (methods).
  • TRUE
  • FALSE
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2. A calss is a collection of similar objects with shared structure (attributes) and behavior (methods).
  • TRUE
  • FALSE
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3. Structure is the association of class and its objects.
  • TRUE
  • FALSE
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4. Structure is the association of class and its objects.
  • TRUE
  • FALSE
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5. Inheritance is copying the attributes of the superclass into all of its subclass.
  • TRUE
  • FALSE
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6. Single inheritance exist when a class is derived from several parent supeclasses immediately above it.
  • TRUE
  • FALSE
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7. Multiple inheritances exist when a class is derived from serveral parent supeclasses immediately above it.
  • TRUE
  • FALSE
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8. An operation is function or a service that is provided by all the instances of a class.
  • TRUE
  • FALSE
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9. An OQL Query is embedded into these programming languages.
  • TRUE
  • FALSE
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10. An object-oriented approach was developed in the
  • late 1960s
  • late 1970s
  • early 1980s
  • late 1990s
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