
Object-Oriented Programming and Java Basics Quiz
Quiz
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Information Technology (IT)
•
University
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Practice Problem
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Medium
ROSILAWATI (PMS)
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of the object-oriented approach?
Using logical operators
Bundling data and code into objects
Writing procedures
Creating functions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a benefit of encapsulation?
Modularity
Simplified maintenance
Increased redundancy
Data hiding
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a class represent in object-oriented programming?
A data type
An instance of an object
A blueprint for creating objects
A method of execution
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which keyword is used to implement inheritance in Java?
extends
inherits
base
super
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the main method in a Java program?
To define a class
To create objects
To compile the program
To start program execution
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes polymorphism?
The use of private variables
The ability to inherit from multiple classes
The ability of an object to take on many forms
The process of hiding data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the Java Virtual Machine (JVM)?
Defines class structures
Manages memory allocation
Executes Java bytecode
Compiles Java code
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