Java Unit 1 MCQ Test

Which component of Java executes bytecode?

• JDK
• JRE
• JVM
• Compiler

The `javac` command is used to:

• Interpret Java code
• Run Java applications
• Compile Java source code
• Install Java packages

Which is *not* part of the JDK?

• Java Compiler
• JVM
• Java API
• Java IDE

Bytecode is:

• Code written in C
• Machine-specific code
• Intermediate code
• HTML code

What converts `.java` to `.class` files?

• JVM
• JRE
• javac
• java

Which tool is responsible for running Java programs?

• javac
• JDK
• java
• javadoc

Which statement is true about JVM?

• It is platform dependent
• It is used for compiling code
• It provides a run-time environment
• It supports only Linux

Which of the following is platform-independent?

• JVM
• JDK
• Java Source Code
• Bytecode

What does JRE stand for?

• Java Runtime Environment
• Java Remote Editor
• Java Regular Expression
• Java Root Execution

The Java source code file extension is:

• .class
• .java
• .jar
• .exe