Software Quality

This book constitutes the refereed proceedings of the 4th Software Quality Days Conference (SWQD) held in Vienna, Austria, in January 2012. The selection of presentations at the conference encompasses a mixture of practical presentations and scientific papers covering new research topics. The seven scientific full papers accepted for SWQD were each peer-reviewed by three or more reviewers and selected out of 18 high-quality submissions. Further, six short papers on promising research directions