Essentially, using CMMI reminds us to focus on process improvement. So now we know that CMMI can help improve our processes, but what exactly is a maturity model. A maturity model is, at its simplest, a description of what makes a good process. In practice this will include a framework to help you prioritize the next improvement steps, along with a common language, and a way to define what improvement looks like for your particular organization.
What is Excel. Microsoft Excel is a spreadsheet program which allows one to enter numerical values or data into the rows or columns of a spreadsheet, and to use these numerical entries for such things as calculations, graphs, and statistical analysis. Introduction to Microsoft Excel.
Excel is an electronic spreadsheet program. An electronic spreadsheet is a computer software program that is used for storing, organizing and manipulating data. Electronic spreadsheet programs were originally based on paper spreadsheets used for accounting. As such, the basic layout of computerized spreadsheets is the same as the paper ones.