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The purposes of the study were to assess preservice teachers’ domain-specific epistemological beliefs and to investigate whether preservice teachers distinguish disciplinary differences (physics, chemistry, and biology) in domain-specific epistemological beliefs. Mixed-method research design guided the present research. The researcher explored three epistemological dimensions: certainty and simplicity of knowledge, justification for knowing, and source of knowledge. Both quantitative and qualitative results suggested that a domain-specific epistemological beliefs system is a valid model to describe preservice teachers’ epistemological beliefs. In terms of epistemological beliefs, disciplinary differences in physics, chemistry, and biology were discussed in the last parts of the study.  相似文献   
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The main objective of this research paper is to introduce the concept of medical libraries, and to survey the present status of medical libraries in the State of Bahrain in terms of their history, collections, staff, and services. The study gives a general background about the State of Bahrain and its libraries. It also discusses the main problems facing medical libraries in Bahrain. Finally, the study gives some recommendations for developing medical libraries in Bahrain. Personal interviews and documents were used for collecting the information.  相似文献   
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Realising that suitable and frequent evaluation of achievement levels plays an important feedback role in higher education, an evaluation programme was initiated in the College of Engineering, King Abdul Aziz University, Jeddah, Saudi Arabia. It comprised of giving well designed, comprehensive and objective type tests to a specific category of students and then carrying out a thorough computerised statistical analysis. This paper presents the management experience thus gained and makes suitable recommendations for organising such an activity.  相似文献   
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With the increased use of computers in numerous aspects of everyday life, it is thus very natural for educational institutions to pay specific attention to incorporating computer-related topics into their syllabuses. It is apparent that the mere incorporation of computer-related material into the syllabuses is not enough unless students develop computer consciousness and demonstrate zeal for their usage. With the above realizations in mind, it was decided to monitor the microcomputerization trend amongst the College of Engineering students in King Abdul Aziz University, Jeddah. A questionnaire was designed to collect data about (a) students’ pertinent particulars, (b) their usage of microcomputers, (c) their interest in future computer education and (d) their problems and suggestions. Using random sampling approach, data were collected from more than 200 students—about 10% of the total college strength—and dbase III+ program was developed to analyze this data. The results are revealing and can be very helpful in future planning of the college programme. They indicate that the majority of students use microcomputers, and that a good number of them use personal computers. Fortran and Basic are the two most commonly used languages, and Wordstar the most common commercial package. There is a high level of general interest in computers but inadequate laboratory facilities is the most common problem. The work can be extended to other faculties and even to other institutions to monitor the trends in computer education in the Kingdom of Saudi Arabia.  相似文献   
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This paper investigates the continuing education needs and career path development of engineers in Saudi Arabia. A survey of practising engineers in the Kingdom teas conducted. This was supplemented by in-depth interviews with experts in industry. The paper focuses on three issues: (i) the changing job responsibilities as engineers move into management; (ii) the actual, recommended and required undergraduate preparation for engineers in management topics; and (iii) the specific topics in management of merest to engineers. It is recommended that universities and private/public organisations should join together in providing continuing education to the professional engineer. This is necessary for the engineer to fulfil both his technical and managerial responsibilities.  相似文献   
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At the University of Petroleum and Minerals (UPM) undergraduate engineering education has followed two main streams: applied engineering and engineering science. This paper is concerned with a comparative study of the two streams, with the aim of indicating in broad general terms the direction which engineering education at UPM must take if it is to meet the demands of the future. To understand the process engineering education and to gain a prospective on future possibilities, a survey of the following groups was conducted: senior students at UPM, practicing engineers of both programs, selected employers of UPM engineering graduates, expert opinion from outside UPM. The study concludes that engineering programs at UPM should continue to have the following directions: (I) applied engineering: concentrates on design, operation and maintenance; (ii) engineering science: concentrates on design, analysis and research

Relevant recommendations concerning duration and supervision of the industrial training period are made  相似文献   

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Standards are necessary to ensure that quality programs in Library and Information Science are delivered. The paper outlines the development of library education programs in Jordan. It places particular emphasis on the development, beginning in 1998, of the programs in private universities and describes the design of library standards for those programs at the undergraduate level. A historical look at Jordan, the higher education system, emergence and development of private universities are reviewed and standards are prescribed. The standards include rationales, objectives, curricula, study plans, basic and supplementary courses required, major subject areas of study, faculty qualifications, student admission, physical resources and facilities, and administration and financial support.  相似文献   
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This study reviews the higher education movement, and the development of Universities in Jordan. Academic libraries use of Arabized software packages (MINISIS and CDS/ISIS), rationale for selection, applications, services, problems, solutions, and future plans are surveyed. Types of hardware, staff, and material entries are discussed. The study samples included 20 libraries. All of 17 (85%) respondent libraries are computerized. Six (35·3%) use MINISIS, nine (52·9%) use CDS/ISIS, and two (11·8%) use customized packages. Systems are mostly employed in technical processing, reference services, bibliographies, and acquisitions. Adaptability to Arab libraries functions, handling of bi-lingual documents, and networking ability are the prime priority, inter alia , reasons for packages selection. Insufficient funds and equipment, and unskilled staff are the major hindrances which obstruct the full use of packages. This study stresses the need to develop packages conducive to meet particular Arab libraries demands, plans for manpower academic training, and the necessity for libraries linkage to networks.  相似文献   
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Chlorella vulgaris (CV) has been reported to have antioxidant and anticancer properties. We evaluated the effect of CV on apoptotic regulator protein expression in liver cancer-induced rats. Male Wistar rats (200-250 g) were divided into eight groups: control group (normal diet), CDE group (choline deficient diet supplemented with ethionine in drinking water to induce hepatocarcinogenesis), CV groups with three different doses of CV (50, 150, and 300 mg/kg body weight), and CDE groups treated with different doses of CV (50, 150, and 300 mg/kg body weight). Rats were sacrificed at various weeks and liver tissues were embedded in paraffin blocks for immunohistochemistry studies. CV, at increasing doses, decreased the expression of anti-apoptotic protein, Bcl-2, but increased the expression of pro-apoptotic protein, caspase 8, in CDE rats, which was correlated with decreased hepatoctyes proliferation and increased apoptosis as determined by bromodeoxy-uridine (BrdU) labeling and terminal deoxynucleotidyl transferase mediated dUTP nick-end labeling (TUNEL) assay, respectively. Our study shows that CV has definite chemopreventive effect by inducing apoptosis via decreasing the expression of Bcl-2 and increasing the expression of caspase 8 in hepatocarcinogenesis-induced rats.  相似文献   
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