What is the Java Virtual Machine (JVM)?

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

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 default file extension for Java source files?

A). .java

B). .class

C). .jar

D). .exe

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

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 does Java facilitate code organization and reuse?

A). Object-Oriented Principles

B). Procedural Programming

C). Spaghetti Code

D). Copy-Paste Approach

Which of the following is not a characteristic of Java?

A). Static Typing

B). Dynamic Typing

C). Strongly Typed

D). Weakly Typed

What makes Java suitable for web application development?

A). Robust Server-Side Technologies

B). Dynamic Content Generation

C). Scalability and Performance

D). All of the above

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

What is the ownership of Java?

A). Oracle

B). Microsoft

C). Google

D). Apple