This book introduces the design and implementation of an assessment model for a new university-level English curriculum in China that aims at developing digital literacy skills. The assessment approach, embedded in the curriculum of an online modular course at Peking University, requires the students to conduct semester-long digital research projects in English in their major fields of study. Combining quantitative and qualitative methods, evaluation rubrics built around Content, Clarity, and Creative/Critical Thinking were developed, evaluated, and refined over three implementation cycles...

This book focuses on security science and technology, data and information security, and mobile and network security for space-air-ground integrated networks (SAGINs). SAGIN are expected to play an increasingly important role in providing real-time, flexible, and integrated communication and data transmission services in an efficient manner. Today, SAGINs have been widely developed for a range of applications in navigation, environmental monitoring, traffic management, counter-terrorism, etc. However, security becomes a major concern, since the satellites, spacecrafts, and aircrafts are...