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The purpose of this qualitative study was to explore the role of online communities and the impact of educational social media on 14 Saudi female college students who were studying in the United States. The findings revealed that social media was important to the participants for maintaining relationships and seeking out information from others. Social media was also an important way for participants to remain close to their communities and keep in contact with Saudi friends and family; however, the use of social media to interact with their communities was often shaped by Saudi cultural expectations. Most of the participants enjoyed online education and interacting with others in an online educational setting because it promotes collaborative learning and cultural interaction. Overall, social media used for educational purposes was mostly seen by the participants as a positive and beneficial part of their educational experiences.  相似文献   
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This study examined impact of a social media networks course on student use of SNSs performance. Moreover, it examined the associations among course design, course materials, learning experiences and a social media networks course. Survey instrument is used to examine the relationships in the proposed model. A total of 380 questionnaires have been collected from students at the University of Jordan who studied the social media networks course. A structural equation modelling approach based on AMOS 20.0 statistical software is used to study the causal relationships and test the hypotheses between the observed and latent constructs in the proposed research model. The analysis results revealed that course materials and learning experiences directly, positively and significantly impacted the social media networks course, which in turn had a significant impact on students’ use social networks sites performance. Course design, however, did not impact the social media networks course. Our findings have important implications as we demonstrated the validity of the joint two different models and provide information about impact of studying social media networks course on students’ academic performance.  相似文献   
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This paper is concerned with techniques for fuzzy query processing in a database system. By a fuzzy query we mean a query which uses imprecise or fuzzy predicates (e.g. AGE = “VERY YOUNG”, SALARY = “MORE OR LESS HIGH”, YEAR-OF-EMPLOYMENT = “RECENT”, SALARY ? 20,000, etc.). As a basis for fuzzy query processing, a fuzzy retrieval system based on the theory of fuzzy sets and linguistic variables is introduced. In our system model, the first step in processing fuzzy queries consists of assigning meaning to fuzzy terms (linguistic values), of a term-set, used for the formulation of a query. The meaning of a fuzzy term is defined as a fuzzy set in a universe of discourse which contains the numerical values of a domain of a relation in the system database.The fuzzy retrieval system developed is a high level model for the techniques which may be used in a database system. The feasibility of implementing such techniques in a real environment is studied. Specifically, within this context, techniques for processing simple fuzzy queries expressed in the relational query language SEQUEL are introduced.  相似文献   
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Educational Research for Policy and Practice - Much has been written, published, and presented about the important role and uses of technology in English language teaching (ELT) today and the...  相似文献   
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The purpose of the study was to examine preservice teachers’ attitudes using Second Life for multicultural literacy and to explore effective strategies to implement this technology in teacher preparation programs. Participants included thirty-six preserve teachers from early childhood, elementary, and secondary education programs. Participants indicated that interacting with cultural artifacts and diverse populations promoted multiculturalism, 47.5% reported that Second Life supported the development of multicultural attitudes and 50% indicated that Second Life can support multicultural respect. Additionally, 33.4% considered Second Life an effective learning tool for K-12 education while 40% remained undecided. Participants questioned the veracity of certain objects, often failed to communicate with individuals from other cultures, and worried about inappropriate content. Despite these limitations, Second Life could serve as a rich environment to build multicultural knowledge through culturally representative locations, artifacts, and communication. Suggestions for incorporating multicultural experiences via Second Life are presented.  相似文献   
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