systems of computers and their application in the lives of modern human beings are vastly expanding. in any kind of computer application, failure in computer systems can lead to a range of financial and mortal losses. indeed, the major origin of software failure can be located in designing or implementing software. with regard to these statistics, 30% of the software projects have been prospero...

the rapid pace of changing technology is leading to high rate of import and export between different countries. in outsourcing governmental organizations duties to private sectors, it is a need to control sectors and they should be under assessment policy. this research has been developed to show how the accredited laboratories of iranian standard (isiri) can be assessed for their technical ser...

background: the routine use of preoperative appropriate paraclinic testing is useful in patients scheduled to undergo elective surgery. the purpose of this study was to assess the prevalence of unnecessary preoperative evaluation performed for patients undergoing elective surgeries.methods: this descriptive analytic study was performed to assess the patterns of preoperative evaluation tests on ...

background the human leukocyte antigen (hla) system is widely used as a strategy in the search for the etiology of renal function impairment. objectives this study was carried out to detect the most common hla alleles’ distribution in kidney transplant in both donors and recipients, and clarify the association between hla alleles and renal dysfunction immediately after transplantation. patients...

in this paper, polyacrylamide/chromium acetate gel polymer system was prepared as water shut-off system to control water production in one of the iranian oil reservoirs condition. effect of various parameters such as temperature (90 °c) and water formation from view point of salinity and divalent cations, was evaluated on the gelation kinetic and gel strength using bottle testing method. the re...

one of the challenges in non-destructive testing schemes using the ultrasound pulse-echo technique is to identify those defects whose sizes are less than or equal to the detection resolution that is dependent on the width of the ultrasound pulse. existing methods also require a reference specimen of the same defective material, which may not be available in some cases. we present a new method f...

Glenn Fulcher is the Professor of Applied Linguistics and Language Assessment in the English Department at the University of Leicester, UK. He got his PhD in Applied Linguistics and Language Testing from Lancaster University (1993) and his MA in Applied Linguistics from the University of Birmingham (1987). Professor Fulcher has been the editor of Sage's Language Testing (2006-2015) and an influ...