A reference to a subclass object can be assigned to a superclass variable

A) only if neither the subclass nor the superclass is generic
B) only if at most one of the subclass and superclass is generic
C) only if the subclass is not generic
D) with no restrictions on the genericity of the subclass or superclass


D) with no restrictions on the genericity of the subclass or superclass

Computer Science & Information Technology

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Fill in the blank(s) with correct word

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Memory defragmentation is performed by the operating system to reclaim fragmented space.

Answer the following statement true (T) or false (F)

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A. Shutter Bar View/Hide button B. Navigation Pane View/Hide button C. Shutter Bar Open/Close button D. Navigation Pane Open/Close button

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