Complete Java SE 8 Developer Bootcamp - Covariant Returns
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Information Technology (IT), Architecture, Health Sciences, Biology
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University
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Practice Problem
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Hard
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What is a covariant return in the context of method overriding?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the relationship between a grandfather registry and a father registry in terms of covariant returns.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What are the benefits of using covariant returns when calling methods?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
How does a covariant return allow for more specific object types?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe a scenario where not using a covariant return would limit functionality.
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