26. The __________ function forces immediate destruction of all unreferenced objects on the heap.
A. DestroyModel ()
B. SetNull()
C. RemoveContent()
D. GarbageCollect()
E. DeleteSeries()
Answer: D
27. In what order does PowerBuilder search for variable references?
A. local, instance, shared, global
B. local, instance, global, shared
C. local, shared, global, instance
D. local, shared, instance, global
E. local, global, instance, shared
Answer: C
28. Which of the following […]

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21. ______________ is an Object Oriented Concept in which a function has more than one definition. Each version of
the function has a different argument list, which is how they are distinguished.
A. Overriding
B. Overloading
C. Abstraction
D. Encapsulation
E. Inheritance
Answer: B
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22. Assuming that the class n_cst_base is the ancestor to n_cst_person which is the ancestor […]