30 Questions
Which company acquired Java?
Oracle Corporation
When was the first publicly available version of Java released?
1995
What is the key feature of Java that allows it to be run on any operating system?
Platform independence
What is the principle that Java follows, allowing the code to be written once and run anywhere?
Write Once, Run Anywhere
What is Java primarily used for?
Web development
Who developed Java?
James Gosling
What programming paradigm does Java follow?
Object-oriented programming
What is the purpose of Java's bytecode?
To make the code cross-platform compatible
What is the role of objects in object-oriented programming?
To organize programs
What is the main advantage of using object-oriented programming?
Code reusability
Which of the following is included in the JRE?
JVM
What is the purpose of the JDK in Java development?
To compile Java programs
Which of the following statements is true about the JRE and JDK?
JRE is platform-independent, while JDK is platform-dependent
What is the primary compiler included in the JDK?
javac
What is the purpose of the bytecode produced by the javac compiler?
To execute the Java program
In which file format is the bytecode stored by the javac compiler?
.class
What is Java popularly known as?
The King of programming languages
In which domains can the applications of Java be seen?
Multiple domains
What is the estimated number of Java developers worldwide?
Over 9 million
What is the purpose of the JVM in Java execution?
To interpret Java programs
Which of the following best describes Java's approach to object-oriented programming?
Java is not a purely object-oriented programming language
What feature of Java makes it more secure compared to other languages?
Java's bytecode verifier
Why is Java considered a portable language?
Java uses a Java Virtual Machine (JVM) as an abstraction
What makes Java a robust language?
Java's automatic memory management
How does Java achieve high performance?
Java uses a Just-In-Time (JIT) approach for compiling and executing code
What makes Java a dynamic language?
Java's ability to adapt to evolving environments
What is the role of the Java Virtual Machine (JVM) in executing Java programs?
JVM interprets the bytecode and produces output
What is the purpose of the Java Runtime Environment (JRE)?
JRE executes the Java bytecode
What makes Java an open-source language?
Java's source code is freely available on the internet
What is the benefit of Java having a large community support?
Community support allows for faster development of Java programs
Test your knowledge on the history and applications of the Java programming language with this beginner's quiz. Learn about Java's development, its unique features, and its real-world applications.
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