Second, JIT is one of the java compilers (Just-In-Time compiler… you write your code and save it as a .java file. Explain why we use both compiler and interpreter in java. The interpreter is known as JVM (Java Virtual Machine). - 18538847 Instead, JIT goes line by line (line by line execution is a feature of Interpreters) and converts bytecode generated by JavaC into … JVM is where the Java byte code file(.class) can be run . As it scans the code in one go, the errors (if any) are shown at the end together. JIT is a Java compiler but also acts as an interpreter. Published on 07-Feb-2018 12:23:37. ByteCode is then interpreted by the JVM making it as interpreted language. The bytecode is an intermediate code between java and the machine code. 1. Well, as I mentioned above, an Interpreter in Java is a computer program that helps to convert a high-level program statement into a machine code comprising source code, pre-compiled code, and scripts. So it is Called Both Compiled And Interpreted Language. Main advantage of compilers is it’s execution time. ByteCode is then interpreted by the JVM making it as interpreted language. Java is a compiled programming language, but rather than compile straight to executable machine code, it compiles to an intermediate binary form called Java Virtual Machine byte code. Now, I think you are sure of why Java is called both compiled and interpreted language. Why java is both compiled and interpreted language. Let’s begin! Subsequently, question is, does Java use compiler or interpreter? Java code is compiled to bytecode. Java is both compiled and interpreted language.First Java source code has to be translated into Byte code, which is done with the help of a compiler.But these byte codes are not machine instructions. Yes, a java program is first compiled into bytecode which JRE can understand. Compiler scans the whole program in one go. Yes, a java program is first compiled into bytecode which JRE can understand. Compiler Interpreter; 1. Jai Janardhan. Why java is both compiled and interpreted language. 2. All these pieces, the javac compiler, the java interpreter, the Java programming language, and more are collectively referred to as Java. But I have a doubt that why does java need to compile and interpret both to run a program, Why cant it run like any other programming language like c, cpp where there is only need of compiling Translates program one statement at a time. The compiler takes your .java file and compiles it into a .class file (the .class file contains Java byte code). Java is the language itself . If you haven't figured out yet, well, here is the answer: Let's assume that Java uses only the Interpreter. The compiler is the tool that used for create a byte code file (.class), the the Java Virual Machine can understand, according to a text based file(.java) written in Java code. 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