CMMI is a Process Model Framework for process-improvement developed by Software Engineering Institute (SEI), Carnegie Mellon University (CMU), Pittsburgh, USA. CMMI, standing for Capability Maturity Model Integration, is a structured and systematic collection of best practices for process-improvement. The CMMI process model framework is currently available in three constellations â CMMI for Development, CMMI for Services, and CMMI for Acquisition.
Updated March 10, 2017. A file with the XLSB file extension is an Excel Binary Workbook file. They store information in binary format instead of XML like with most other Excel files (like XLSX). Since XLSB files are binary, they can be read from and written to much faster, making them extremely useful for very large spreadsheets.
The workbook is the same as any other book in that it simply stores the pages with all the information â in essence, the workbook is simply the name of the project. Summary: 1. A workbook is a file that stores the entered related data; a worksheet is a page of the workbook on which all the data is held. 2. A workbook defines the data of the worksheets; the worksheets allow for the data to be manipulated for specific purposes.