This student workbook companion to Java for S/390 and AS/400 COBOL Programmers and Java for RPG Programmers contains a list of key terms, multiple choice and short-answer questions, and hands-on lab exercises. The included CD-ROM contains a fully functional version of Eclipse, the open-source project workbench, complete with a rich set of tools for Java application development. The lab exercises use Eclipse as the starting point for developing code and mastering the Eclipse tool set. Answers to the questions in the workbook and the solution files to the labs are included on the CD-ROM.