This book constitutes the thoroughly refereed proceedings of the 11th International Conference on Information and Communication Technologies in Education, Research, and Industrial Applications, ICTERI 2015, held in Lviv, Ukraine, in May 2015.

The 9 revised full papers presented were carefully reviewed and selected from 119 submissions. The papers are grouped into two parts: ICT in education and industrial applications, and formal frameworks.

This book constitutes the refereed proceedings of the 17th International Conference onInformation and Communication Technologies in Education, Research, and Industrial Applications, ICTERI 2021, held in Kherson, Ukraine, during September 28–October 2, 2021.The 12 full papers were included in this book were carefully reviewed and selected from 24 submissions. They were organized in topical sections as follows: The Fundamentals of ICT; Natural Language Processing for the Ukrainian Language; The Applications of Novel ICT; and ICT in Teaching and Learning.