IT1712 Object-Oriented Programming Concepts Quiz
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Questions and Answers

What defines objects in object-oriented programming?

  • Classes
  • Attributes (correct)
  • Methods
  • Behaviors

How are objects of the same kind related in object-oriented programming?

  • By sharing methods
  • By being in the same package
  • Through inheritance (correct)
  • By having the same behaviors

What is the purpose of interfaces in Java programming?

  • To create class instances
  • To specify public methods (correct)
  • To define class attributes
  • To group objects together

How does inheritance help in object-oriented programming?

<p>By reducing code repetition (D)</p> Signup and view all the answers

What is the function of a package in Java programming?

<p>To organize related classes and interfaces (D)</p> Signup and view all the answers

What is the correct syntax for importing all classes from a package in Java?

<p>import java.util.*; (A)</p> Signup and view all the answers

When importing classes from a package in Java, what must the file name begin with?

<p>Class name (D)</p> Signup and view all the answers

Can classes in a package be accessed from any program or class definition without importing them?

<p>No, they must always be imported (D)</p> Signup and view all the answers

In Java, what does an import statement allow you to do?

<p>Include external libraries (D)</p> Signup and view all the answers

What is the naming convention for files containing classes in Java packages?

<p>Start with the package name (C)</p> Signup and view all the answers

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