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New attributes and methods may be added to a subclass which makes it a(n)__________ version of the superclass.
Q3: A constraint between two attributes is called
Q4: In a file processing environment, descriptions for
Q5: Discuss the various relational keys.
Q12: What is the relationship called in which
Q17: The instruction set for a microprocessor is
Q18: The Label widget's _ method determines where
Q24: The _ module allows you to create
Q36: A property or characteristic of an entity
Q46: The following diagram shows: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB4121/.jpg" alt="The
Q72: E. F. Codd developed the relational data