CAD data exchange CAD data exchange CAD data exchange is a modality of data exchange used to translate data between different Computer-aided design (CAD) authoring systems or between CAD and other downstream CAx systems. Many companies use different CAD systems internally and exchange CAD data with suppliers, customers and subcontractors. Transfer of data is necessary so that, for example, one organization can be developing a CAD model, while another performs analysis work on the same model; at the same time a third organization is responsible for manufacturing the product. The CAD systems currently available in the market differ not only in their application
Computer-assisted language learning impetus for 12 teachers in integrating technology. "ReCALL", 22 (1), 53-69. doi: 10.1017/s095834400999019X Murray, D. E. (2013) "A Case for Online English Language Teacher Education". The International Research Foundation for English Language Education. http://www.tirfonline.org/wp-content/uploads/2013/04/TIRF_OLTE_One-PageSpread_2013.pdf Computer-assisted language learning Computer-assisted language learning (CALL), British, or Computer-Aided Instruction (CAI)/Computer-Aided Language Instruction (CALI), American, is briefly defined in a seminal work by Levy (1997: p. 1) as "the search for and study of applications of the computer in language teaching and learning". CALL embraces a wide range of information and communications technology applications and approaches to teaching and learning foreign languages, from the "traditional"