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21.
Digital competence is an evolving concept related to the development of digital technology and the political aims and expectations of citizenship in a knowledge society. It is regarded as a core competence in policy papers; in educational research it is not yet a standardized concept. We suggest that it is a useful boundary concept, which can be used in various contexts. For this study, we analysed 76 educational research articles in which digital competence, described by different terms, was investigated. As a result, we found that digital competence consists of a variety of skills and competences, and its scope is wide, as is its background: from media studies and computer science to library and literacy studies. In the article review, we found a total of 34 terms that had used to describe the digital technology related skills and competences; the most often used terms were digital literacy, new literacies, multiliteracy and media literacy, each with somewhat different focus. We suggest that digital competence is defined as consisting of (1) technical competence, (2) the ability to use digital technologies in a meaningful way for working, studying and in everyday life, (3) the ability to evaluate digital technologies critically, and (4) motivation to participate and commit in the digital culture.  相似文献   
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Speech delivered at the International Round Table for the Advancement of Counselling. University of Utrecht, Utrecht, The Netherlands, July 1985.  相似文献   
23.
Cells and cell-free solutions of the culture filtrate of the bacterial symbiont, Xenorhabdus nematophila taken from the entomopathogenic nematode Steinernema carpocapsae in aqueous broth suspensions were lethal to larvae of the diamondback moth Plutella xylostella. Their application on leaves of Chinese cabbage indicated that the cells can penetrate into the insects in the absence of the nematode vector. Cell-free solutions containing metabolites were also proved as effective as bacterial cells suspension. The application of aqueous suspensions of cells of X. nematophila or solutions containing its toxic metabolites to the leaves represents a possible new strategy for controlling insect pests on foliage.  相似文献   
24.
Traditionally, an anatomy practical examination is conducted using a free response format (FRF). However, this format is resource‐intensive, as it requires a relatively large time investment from anatomy course faculty in preparation and grading. Thus, several interventions have been reported where the response format was changed to a selected response format (SRF). However, validity evidence from those interventions has not proved entirely adequate for the practical anatomy examination, and thus, further investigation was required. In this study, the validity evidence of SRF was examined using multiple choice questions (MCQs) constructed according to different levels of Bloom's taxonomy in comparison with the traditional free response format. A group of 100 medical students registered in a gross anatomy course volunteered to be enrolled in this study. The experimental MCQ examinations were part of graded midterm and final steeplechase practical examination. Volunteer students were instructed to complete the practical examinations twice, once in each of two separate examination rooms. The two separate examinations consisted of a traditional free response format and MCQ format. Scores from the two examinations (FRF and MCQ) displayed a strong correlation, even with higher level Bloom's taxonomy questions. In conclusion, the results of this study provide empirical evidence that the SRF (MCQ) response format is a valid method and can be used as an alternative to the traditional FRF steeplechase examination. Anat Sci Educ. © 2013 American Association of Anatomists.  相似文献   
25.
In this study we examined adolescents’ physical activity (PA) stability as well as individual differences in PA across grades 7–9. In addition, we tested the predictive role of adolescents’ self-determination and goal orientations in physical education at grade 6 in relation to their PA development. Adolescents’ (N = 812) self-reported PA was measured five times and physical education motivation once. Results revealed a decreasing trajectory of PA, with individual differences diminishing over time. Although boys’ showed a consistently higher PA level, gender did not moderate the change in PA. Finally, self-determination and task orientation (boys only) predicted PA levels but did not predict change in PA.  相似文献   
26.
This case study considered the syllabus of the first and second year studies in computer science. The aim of the study was to reveal which topics covered in the syllabi were really needed during the following years of study or in working life. The program that was assessed in the study was a Masters program in computer science and engineering at a university of technology in Finland. The necessity of different subjects for the advanced studies (years 3?–?5) and for working life was assessed using four content analyses: (a) the course catalog of the institution where this study was carried out, (b) employment reports that were attached to the applications for internship credits, (c) masters theses, and (d) job advertisements in a newspaper. The results of the study imply that the necessity of physics for the advanced study and work was very low compared to the extent to which it was studied. On the other hand, the necessity for mathematics was moderate, and it had remained quite steady during the period 1989?–?2002. The most necessary computer science topic was programming. Also telecommunications and networking was needed often, whereas theoretical computer science was needed quite rarely.  相似文献   
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Cells and cell-free solutions of the culture filtrate of the bacterial symbiont, Xenorhabdus nematophila taken from the entomopathogenic nematode Steinernema carpocapsae in aqueous broth suspensions were lethal to larvae of the diamondback moth Plutella xylostella. Their application on leaves of Chinese cabbage indicated that the cells can penetrate into the insects in the absence of the nematode vector. Cell-free solutions containing metabolites were also proved as effective as bacterial cells suspension. The application of aqueous suspensions of cells of X. nematophila or solutions containing its toxic metabolites to the leaves represents a possible new strategy for controlling insect pests on foliage.  相似文献   
30.
The purpose of this study was to investigate the role and characteristics of virtual learning objects in selected classroom cases. Four Finnish cases represented such pedagogical approaches as student‐centeredness, process orientation and collaborative inquiry. The case study approach enabled the investigation of concrete practices in using learning objects in ordinary classroom settings. The goal of the study was to examine the interrelatedness of the teachers’ pedagogical practices with characteristics and affordances of the learning objects, in order to understand how learning objects can support the development of advanced pedagogical practices in schools. The data used were qualitative, consisting of the participating teachers’ agendas, and observations and video recordings during classroom sessions. The results indicate that the learning objects were mostly used as exploration tools, information sources, assessment models and objects of discussion. An expert‐like use of knowledge was characteristic in the pedagogical settings, especially when the teacher was experienced in using ICT in teaching. However, not all the learning objects supported such practices, thus preventing a teacher from reaching intended pedagogical aims.  相似文献   
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