Shim J.K., Siegel J.G. The Vest Pocket Guide to Information Technology

2nd Edition. — John Wiley and Sons Inc., 2005. — 383 p.The book covers information systems in all phases of business and in all functional areas to analyze and solve business problems in the real world. The practical and efficient use of computer technology, both software and hardware, is highlighted. All types of business applications are covered. The importance of databases, networking, and telecommunications is clearly presented. Popular accounting, tax, finance, management, manufacturing, and marketing software is explained for easy use. Software for decision support systems (DSSs), executive information systems (EISs), and artificial intelligence (AI) (e.g., financial modeling, budgeting, strategic planning and control, forecasting, data analysis, inventory planning, and optimization software) is covered with real-life examples. What-if analysis and the effects of changing assumptions are discussed.