System is a single Server on which the ACS, SFA and PSS modules package and Time and Attendance module are installed. MS SQL Server database is in use as a data source.

Single-core system is a simplest variant of system configuring in which heterogeneity is not in use. In this case the module is created in only one screen and is in use on one work place. Model of module working is follows:

If database is located on the local server, it is not needed to specify user name and login when the data source settings –Use Windows NT integrated security can be chosen.