Environmental dont's for microcomputers. The components. Layouts. Diskettes. The fixed disk. DOS keyboard usage. Testing procedures. DOS. Formatting & putting DOS on diskettes. Preparing a fixed disk. Naming files. Directories. To copy master programs and data diskettes to back up a fixed disk. The DOS 1.1 directory. The DOS 2.00 directory. The DEMO program called samples. BASIC - the language. Computer language an overview. Monitors, color monitors and graphic capability. Printing. Communications. Glossary.

Third edition (of a 1986 book!) presents details on versions 3.2 and 3.3 along with a guide to the difference among the many variants of DOS. No bibliography. Annotation copyrighted by Book News, Inc., Portland, OR