Book excerpt: Master the skills you need to take advantage of the booming market for mainframe programmers. Programmers acknowledge that understanding the internals of the machine helps them write more efficient code in cobol, C, and other high-level languages. Whether you are working on a Year 2000 team or setting up an e-commerce application, this book gets you up and running with the skills you'll need to retrofit systems and move mainframe programs into the 21st century. Designed to build skills rapidly and intuitively, Mainframe Assembler Programming: * Teaches you how to program mainframe Assembler on your PC * Starts you programming usable code from day 1, page 1 * Structures all lessons around real-world business applications * Uses the same five data sets throughout, so you get progressively more sophisticated results as you learn. On the enclosed disk you'll find: * PC/370-lets you program and execute mainframe Assembler on your PC * Source code for all examples from the book A rapid introduction or a refresher for experienced programmers, Mainframe Assembler Programming gives you the know-how you need to program for productivity and quality in the mainframe environment.