نتایج جستجو برای: تقاضای ict

تعداد نتایج: 26445  

Journal: :Computers & Education 2012
Sarah Prestridge

This paper explores teacher beliefs that influence the ways Information and Communications Technologies (ICT) are used in learning contexts. Much has been written about the impact of teachers' beliefs and attitudes to ICT as 'barriers' to ICT integration (Ertmer, Ottenbreit-paper takes a closer look at the types of beliefs that influence ICT practices in classrooms and the alignment of these be...

2003
Marianna Sigala

Despite the continuous increase of investment in Information and Communication Technologies (ICT), research has not persuasively established corresponding productivity increases. In contrast, many studies investigating the ICT impact have found no significant relationships between productivity and ICT. However, several shortcomings have been identified in past studies, e.g. measurement errors, ...

Journal: :Information Economics and Policy 2007
Juneseuk Shin Yongtae Park

A new, systematic and integrated way of building a national information and communication technology (ICT) frontier is proposed for countries specialized in ICT for export. Using patent citation as a proxy of interaction between technologies, a national ICT network is developed. Local core ICTs are identified by using two centrality measures and five brokerage measures. The importance in terms ...

داور زارعیان

تحولات دهه پایانی سده بیستم میلادی در تاریخ علم و صنعت بی سابقه بود. زیرا دست آوردهای انقلاب صنعتی و انقلاب الکترونیک با تحولات فناوری اطلاعات به هم آمیخت و فناوری اطلاعات و ارتباطات (ICT) را پی ریخت. ICT محصولی بود که دست آوردها و پیامدهای آن در ذهن طیف عظیم پدید آوردندگان آن نمی گنجید. براثر ICT نه فقط زندگی مادی و مجسم دگرگون شد، بلکه عرصه تفکر و پندار دچار تحول گسترده و عمیقی گردید. در واقع...

WordNet is a large lexical database of English language, in which, nouns, verbs, adjectives, and adverbs are grouped into sets of cognitive synonyms (synsets). Each synset expresses a distinct concept. Synsets are interlinked by both semantic and lexical relations. WordNet is essentially used for word sense disambiguation, information retrieval, and text translation. In this paper, we propose s...

2017
David Byrne Carol Corrado

This paper reassesses the link between ICT prices, technology, and productivity. To understand how the ICT sector could come to the rescue of a whole economy, we extend a multi-sector model due to Oulton (2012) to include ICT services (e.g., cloud services) and use it to calibrate the steady-state contribution of the ICT sector to growth in aggregate U.S. labor productivity. Because ICT technol...

Journal: :Educational Technology & Society 2015
Chun Lu Chin-Chung Tsai Di Wu

With the ever-deepening economic reform and international trend of ICT application in education, the Chinese government is strengthening its basic education curriculum reform and actively facilitating the application of ICT in education. Given the achievement gap of ICT infrastructure and its application in middle and primary schools between urban and rural areas, a divide exists between the ne...

2004
Mina Baliamoune-Lutz

Using data from developing countries, this paper examines the links between ICT diffusion and per capita income, trade and financial indicators, education, and freedom indicators. Internet hosts, Internet users, personal computers and mobile phones represent indicators of ICT. The Gompertz model of technology diffusion is used to study ICT dissemination. The results show that income and governm...

2010
Zaffar Ahmed SHAIKH Shakeel Ahmed KHOJA

This study examined the challenges faced by the Pakistani higher education system (HES) in integrating information and communication technology (ICT); it aimed at understanding ICT needs, measuring the increase in ICT demand, determining the relationship between ICT and HES performance, and understanding how the HES copes with the challenges of implementing ICT. The results of these analyses we...

H. Olubunmi Aderemi, I. Ayodele Ojediran O. Olufunke Olasanmi S. Akinade Adegbite

This paper discussed the application of Information and Communication Technology (ICT) in pharmaceutical product marketing in Nigeria. Data for the study was obtained from 76 pharmaceutical firms in southwest Nigeria which comprised of about 95% of the pharmaceutical companies that were into manufacturing of drugs in Nigeria. The categories of firms surveyed include retail pharmacy, combination...

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