ITM 207 Study Guide - Proprietary Protocol, Xml, Java Applet

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Document Summary

Information system: software that helps the user organize and analyze data. Spreadsheet: a program that allows the user to organize and analyze data using grid of cells. Cell: an element of a spreadsheet that can contain data or a formula. Spreadsheet function: a computation provided by the spreadsheet software that can be incorporated into formulas. Range: a set of contiguous cells specified by the end points. Circular reference: a set of formulas that ultimately, and erroneously, rely on each other to compute their results. What-if-analysis: modifying spreadsheet values that represent assumptions to see how changes in those assumptions affect related data. Database management system: a combination of software and data made up of the physical database, the database engine, and the database schema. Physical database- a collection of files that contain the data. Database engine- software that supports access to and medication of the database contents.