Comparing the cost-efficiency of CoAP and HTTP in Web of Things applications

Abstract Constrained Application Protocol (CoAP) has been introduced as a simpler alternative to the Hypertext Transfer Protocol (HTTP) for connecting constrained smart objects to the Web. The adoption of the protocol depends on its relative advantage, and the cost–benefit associated with the use of the protocol is a significant factor affecting a protocol adoption decision. This paper aims at deepening the understanding of the cost–benefits of CoAP and identifies the application scenarios where its use is likely to be economically justifiable. The paper analyzes the costs of using CoAP and HTTP in the Web of Things (WoT) applications, by identifying the components of the total cost of owne…

Jokaisella lapsella on oikeus laadukkaaseen musiikkikasvatukseen

Non peer reviewed

Student teachers’ views of their own musical skills to teach the National Core Curriculum in Finland

As in many other countries, Finnish primary school teacher education has reduced substantially the amount of music studies during recent decades. From the perspective of the National Core Curriculum, there is a reason to reflect on teacher education and primary school student teachers’ skills to teach music. The present study investigates 392 student teachers’ musical skills in five different teacher training programmes in Finland. The data, mainly based on students’ self-assessment, was collected through a quantitative questionnaire. The results reveal significant shortcomings of music education in teacher training. For example, many key content areas such as singing or composing, are addr…

Pätevä musiikin opettamiseen? : luokanopettajaksi valmistuvan musiikillinen kompetenssi perusopetuksen opetussuunnitelman perusteiden toteuttamisen näkökulmasta