What is the default file extension for Java source files?
A). .java
B). .class
C). .jar
D). .exe
What advantage does Java offer for programmers familiar with C++ and C#?
A). Similar Syntax and Principles
B). Different Syntax and Principles
C). Limited Interoperability
D). No Advantage
How many devices run Java globally?
A). More than 3 billion
B). More than 1 billion
C). More than 5 billion
D). More than 2 billion
What is the Java Virtual Machine (JVM)?
A). Runtime Environment
B). Integrated Circuit
C). Compiler
D). Operating System
What is the primary programming paradigm of Java?
A). Object-Oriented
B). Procedural
C). Functional
D). Declarative
What is one of the reasons for Java's popularity?
A). Ease of Learning
B). Complexity
C). Limited Community Support
D). Proprietary License
Which of the following statements about Java's security is true?
A). Java has a robust security model
B). Java is not secure
C). Java is highly vulnerable to attacks
D). Java doesn't support security features
Which of the following is not a Java application domain?
A). Artificial Intelligence
B). Database Management
C). Gaming
D). Social Networking
What is the ownership of Java?
A). Oracle
B). Microsoft
C). Google
D). Apple
Which of the following statements about Java's platform independence is true?
A). Java code can run on any platform
B). Java code runs only on Windows
C). Java code runs only on Linux
D). Java code runs only on macOS