30 Questions
What is a class in object-oriented programming (OOP)?
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Which term refers to the ability of objects of different types to be treated as objects of a common type?
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What does encapsulation in OOP involve?
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What is the purpose of inheritance in OOP?
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Which term refers to the process of simplifying complex systems by modeling classes based on essential properties and behaviors?
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What is an interface in OOP?
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What does method overloading involve?
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What is an object in the context of OOP?
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What promotes code reuse and establishes a relationship between classes in OOP?
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What does polymorphism in OOP refer to?
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What is an abstract class in object-oriented programming?
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What is the purpose of a constructor in Java?
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What is the purpose of getter and setter methods in Java?
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What does a static variable or method belong to in Java?
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What are checked exceptions in Java?
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What does the 'finally' block in exception handling do in Java?
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What does the 'throws' keyword specify in Java?
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What are concurrency collection classes in Java used for?
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What does the 'Comparator' interface in Java provide?
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Which class is the root class for all exceptions and errors in Java?
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What type of exceptions are checked at compile-time in Java?
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Which block is commonly used for cleanup operations in Java?
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What is the purpose of a throws clause in method signatures in Java?
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Which type of exceptions are not checked at compile-time in Java?
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Which exception is thrown when attempting to access a file that does not exist?
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What indicates that the Java Virtual Machine (JVM) runs out of memory?
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What type of exceptions are derived from the RuntimeException class or its subclasses?
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What is a subclass in object-oriented programming (OOP)?
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What is a superclass also known as in object-oriented programming (OOP)?
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What does reusability facilitate in object-oriented programming (OOP)?
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