Multiple ChoiceHard 45s
Fragile base class problem
What is the fragile base class problem?
Options
- 1A change to a base class can break subclasses in subtle, unforeseen ways even when the subclass code is untouched
- 2Base classes tend to crash under heavy production load whenever many subclasses exist at once
- 3Base classes simply cannot be declared abstract in most object-oriented programming languages
- 4Subclasses are unable to add any new methods beyond the ones that they inherit from the base
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