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Frage 1
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One of the main concepts in OOP is _____________ That allows to use the features ( methods )of one class in another?
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Libraries
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Inheritance
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polymorphism
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abstraction
Frage 2
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Identify the child class in the java statement. public class Student extends Person{
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public
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Student
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Person
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extends
Frage 3
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In Method Overriding the following the following conditions hold. Select more than one that apply
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Child class method must have same name as in the parent class.
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Child class method must have same parameter as in the parent class.
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Child class method must have same return type as in the parent class
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Child class method must have different name as in the parent class.
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Child class method must have different return type as in the parent class
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Child class can have different method signature
Frage 4
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Inheritance enhances the ability to reuse existing code.
Antworten
- True
- False
Frage 5
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An object of a sub class can not be referenced by a variable of a super class type
Antworten
- True
- False
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