Free web host - Chapter 1 Introduction to Computers, the Internet and
Chapter 1 Introduction to Computers, the Internet and the Web 17 codes the language understood by the Java interpreter. To compile a program called Welcome.java, type Primary . . Primary . . Primary . . Disk Disk Disk Bytecode Verifier Editor Class Loader Compiler Interpreter Program is created in the editor and stored on disk. Compiler creates bytecodes and stores them on disk. Class loader puts bytecodes in memory. Bytecode verifier confirms that all bytecodes are valid and do not violate Java s security restrictions. Interpreter reads bytecodes and translates them into a language that the computer can understand, possibly storing data values as the program executes. Phase 1 Phase 2 Phase 3 Phase 4 Phase 5 Fig. 1.1Typical Java environment. Fig. Copyright 1992 2002 by Deitel & Associates, Inc. All Rights Reserved. 7/8/01