نتایج جستجو برای: through conceptual and logical method
تعداد نتایج: 17195351 فیلتر نتایج به سال:
abstract: country’s fiber optic network, as one of the most important communication infrastructures, is of high importance; therefore, ensuring security of the network and its data is essential. no remarkable research has been done on assessing security of the country’s fiber optic network. besides, according to an official statistics released by ertebatat zirsakht company, unwanted disconnec...
a professional is someone whose work involves performing a certain function with some degree of expertise. but a narrower definition limits the term to apply to people such as teachers and doctors, whose expertise involves not only skill and knowledge but also the exercise of highly sophisticated judgment, and whose accreditation necessitates extensive study, often university-based as well as p...
abstract this study aimed at investigating the translation of interjections from english into persian in dubbing. to carry out this study the expressive secondary interjections found in the film four weddings and a funeral and their equivalent in persian dubbed version were analyzed through the strategies proposed by cuenca. the descriptive analysis of the corpus showed that (strategy b) i.e...
Conceptual level database design should be managed independently of its implementation. Therefore, once a conceptual level schema has been completed, some transformation methods must exist which can be used in the construction of an implementation level design supported by the target model (e.g., relational, object-oriented, network). This paper provides a method for the transformation of conce...
Three steps in data modelling include conceptual, logical and physical modelling. The conceptual modelling models data from the users’ perspective independently from any logical and physical implementation. The paper discusses different conceptual modelling styles that may apply in modelling transactional and analytical information system. They are distinguished by the modelling intention, the ...
the present research has been deducted from a provincial research project which aims at determining the relationship of variables of variables of occupational self-concept, intelligence beliefs and metacognitive with entrepreneurship among the students of payame noor university of kurdistan. the volume of the samples was 1080 students (576 female and 504 male students). the research methodology...
The investment in geographic information systems (GIS) is usually justified by their ability of supporting the execution of geographic analysis processes (GP). The conceptual design of a GP makes it independent of a specific GIS product and enables designers to define the process at a high level of abstraction using a language that enforces a set of logical constraints and is yet easy to learn....
in this research we have studied the effect of some transition-metals (cu, ag and au) substitutions on two-electron reduction potential of flavins by application of dft method. all geometries have been optimized at blyp level of theory and “6-31+g** + lanl2dz” mixed basis set. the frequency job at the same method and basis sets has been performed to obtain gibbs free energy of compounds. it h...
iv abstract this study examined the linguistic behaviors of two iranian efl teachers each of them teaching learners of two similar proficiency levels, a beginner level and an intermediate level, to investigate the relationship between the learners proficiency levels and the amounts and purposes for l1 use by the two teachers. the study was carried out to investigate whether there were differe...
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