Determining software size is a critical step. This presentation presents an overview of early software sizing techniques available.

Counting examples will be presented in cloud architectures, highlighting critical aspects of functional measurement . This will show their relevance on the accuracy of the results.

For decades, Functional Size Measurement has been considered best practice for mature organizations, facilitating crucial management processes such as project estimation, project control, performance measurement, benchmarking, vendor management, contracting and others.