Application of earned value management in software project's cost and schedule monitoring

Software enterprises are troubled all the time by the delay of production and increase of expenses.Three key process variables including budgeted cost of the work scheduled,actual cost of the work performed and budgeted cost of the work performed,two differential analysis variable indexes including cost variance and schedule variance,and two exponential variable indexes including cost performance index and schedule performance index of the earned value management are utilized in software project to evaluate the real condition of project cost and schedule of software process.The combined monitoring of project cost and schedule is realized,the target of project management is clearly defined and the process is controlled effectively.Good result are obtained and the running state of the software project is controlled based on the earned value management.