How does a Java program runs?

In Java, programs are not compiled into executable files; they are compiled into bytecode (as discussed earlier), which the JVM (Java Virtual Machine) then executes at runtime . Java source code is compiled into bytecode when we use the javac compiler. The bytecode gets saved on the disk with the file extension .

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Does Java have a compiler?

A Java compiler is a program that takes the text file work of a developer and compiles it into a platform-independent Java file . Java compilers include the Java Programming Language Compiler (javac), the GNU Compiler for Java (GCJ), the Eclipse Compiler for Java (ECJ) and Jikes.

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