A breakthrough that has occurred in recent years is the emergence of COVID-19 pandemic. It affected various sectors society, including educational sector. prevented students from performing group-oriented hands-on activities and eventually transformed their active learning environment schools into virtual passive lectures at home. Therefore, to solve this impedance, we exercised several online ...

Specifying operator descriptions for planning domain models, especially using standard preand post condition symbolism, is a slow and painstaking process. This is because one is trying to capture what is essentially procedural knowledge in a declarative way in a language whose design is influenced by the construction of planning engines. The problem is acute if nonplanning experts are undertaki...

Software product Line (SPL) is an emerging methodology for developing software products. Stage-configuration is one the important processes applying to the SPL. In stage-configuration, different groups and different people make configuration choices in different stages. Therefore, a successful software product is highly dependent on the validity of stage-configuration process. In this paper, a ...