Discuss what a user view represents in the context of a database system.
What will be an ideal response?
User view: defines what is required of a database system from the perspective of a particular
job role (such as Manager or Supervisor) or enterprise application area (such as marketing,
personnel, or stock control)
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What will become the source of information for many different systems?
A) Asset tracking software B) Tier 1 systems C) Disaster recovery document D) All of the above
If a derived class inherits from two base classes that both define a certain member function, then an ambiguity problem will arise when:
a. An object of a base class calls that certain member function. b. An object of the derived class calls that certain member function. c. A pointer of a base class type pointing to an object of the derived class calls that certain member function. d. None of the above.