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CSOO-142 Object Oriented Programming Course Details

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CSOO-142 Object Oriented Programming Course Details

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Questions and Answers

What is the purpose of package access protection in Java?

To allow any class to access the package contents
To hide the package contents completely
To restrict access to the package contents from classes outside the package (correct)
To make the package contents read-only

Which Java concept allows for Multiple Inheritance in a controlled manner?

Classes
Interfaces (correct)
Generics
Enums

In the context of Java, what does AWT stand for?

Abstract Window Toolkit (correct)
Application Window Tools
Automated Widget Testing
Advanced Windowing Toolkit

What Java feature is used for handling errors and other exceptional events in a program?

Exceptions (B) Signup and view all the answers

Which of the following is an example of an AWT component in Java?

Textarea (B) Signup and view all the answers

What is the purpose of layout managers in Java GUI programming?

To define the layout of components within a container (B) Signup and view all the answers

Which Java feature is used for defining a fixed set of constants?

Interfaces (A) Signup and view all the answers

What is the role of the finally block in Java exception handling?

To execute code regardless of whether an exception occurs (C) Signup and view all the answers

In Java, which concept allows a method to be defined in one interface and redefined in another interface?

Multiple Inheritance (A) Signup and view all the answers

Which Java feature is used for converting a primitive data type into an object and vice versa?

Boxing (D) Signup and view all the answers