What is the default file extension for Java source files?
A). .java
B). .class
C). .jar
D). .exe
What is the primary programming paradigm of Java?
A). Object-Oriented
B). Procedural
C). Functional
D). Declarative
What is the role of garbage collection in Java?
A). Memory Management
B). File Compression
C). Code Compilation
D). Error Handling
What type of applications can be developed using Java?
A). Mobile, Desktop, Web
B). Mobile, Desktop
C). Mobile, Web
D). Desktop, Web
Which of the following is a common use of Java?
A). Mobile Applications
B). Video Editing
C). Graphic Design
D). 3D Modeling
What is the ownership of Java?
A). Oracle
B). Microsoft
C). Google
D). Apple
Which of the following is not a Java application domain?
A). Artificial Intelligence
B). Database Management
C). Gaming
D). Social Networking
Which of the following is not a characteristic of Java?
A). Static Typing
B). Dynamic Typing
C). Strongly Typed
D). Weakly Typed
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
Which of the following is a benefit of Java's object-oriented nature?
A). Code Reusability
B). Code Duplication
C). Code Complexity
D). Code Confusion