• Title/Summary/Keyword: Operation Audit Model

Search Result 20, Processing Time 0.027 seconds

A Case Study on IT Audit Issue for e-Business Pilot Project in Public Fields (공공분야 전자상거래 시범사업의 정보기술.감리 관점의 사례분석 연구)

  • Lee, Jae-Du
    • The KIPS Transactions:PartD
    • /
    • v.14D no.3 s.113
    • /
    • pp.329-338
    • /
    • 2007
  • As the roles and interests or audit are growing with ITA law in operation from 2006, the interests about the way which makes project qualifies to improve is increasing through it. In this point of view, this study is trying to find the issue that can promote the efficiency and effectiveness of IT projects decreasing some trials and errors relevant to IT, when government or some public agency field promote e-Business. For this purpose, this study analyze IT application result about e-business project in some public agency field. And the case study will be checked out and evaluated by the quality-contents analysis study method on the point of view of the IT audit. The study result is expected to provide a more practical policy implications than traditional researches based on specific-element technology or business process model by making use of major review areas and improvement methods. In thus, it is expected that it will be helpful not only references of IT quality improvement but also policy promotions when the public promotes IT projects related with e-Business.

A Comprehensive Information System Validation Model

  • Choi, Kyung-Sub
    • 한국경영정보학회:학술대회논문집
    • /
    • 2007.06a
    • /
    • pp.557-561
    • /
    • 2007
  • Along with the significance of information systems in today s global business operation, the significance of information systems control and audit is ever increasing in the effort to secure accuracy and integrity of vital business data. A study is undertaken to integrate Food and Drug Administration computerized systems validation regulations. Securities & Exchange Commission Sarbanes-Oxley Act of 200 and other significant regulations, and lastly, People Capability Maturity Model into one comprehensive information system validation model. The initial benefits to this comprehensive model are convenience, time-saving, and synchronization of the regulations. An organization that is striving for a high level of quality system in its essential operating areas of organization may opt for this model. After the complete development of the model, a field test would be scheduled to test its efficacy and validity.

  • PDF

Antecedents and Consequence of Governance Characteristics, Earnings Management, and Company Performance: An Empirical Study in Iraq

  • AHMED, Mohammed Ghanim;GANESAN, Yuvaraj;HASHIM, Fathyah
    • The Journal of Asian Finance, Economics and Business
    • /
    • v.8 no.8
    • /
    • pp.57-66
    • /
    • 2021
  • The outbreak of the financial crisis, the lack of corporate governance practices in Iraqi companies, the high level of earnings management (EM), and weak firm performance (FP) have all encouraged the purpose of this study. This study proposes to achieve the following objectives: (I) to investigate the influence of governance mechanisms on the earnings management practices, (II) to investigate the consequence of EM on FP. The study sample includes 65 Iraqi firms listed on the Iraqi stock exchange for six years from 2012 to 2018, with 390 firm-year observations. The hypotheses were tested using panel data regression. According to the findings, Iraqi companies prefer to use real EM rather than accruals EM to avoid reporting losses. Discretionary cash flow, production costs, and cash flow from operation are examples of actual operations employed to undertake EM. Furthermore, according to the findings of this study, board meeting frequency and female onboard have a significant and negative influence on EM. Besides, the internal audit function was found not to affect EM. On the other hand, results revealed a significant and negative relationship between EM and FP. According to the study, management prefers to minimize cash and accrual expenditure during the economic downturn.

Profitability determinants of hospitals (병원의 수익성 관련 요인)

  • 이윤석;유승흠
    • Health Policy and Management
    • /
    • v.13 no.3
    • /
    • pp.129-147
    • /
    • 2003
  • This study is to grasp a trend of profitability classified by characteristics of hospitals and to analyze related factors. Subjects are 145 hospitals which have gotten the standardization audit by Korean Hospital Association during 1998-200l. Profitability was measured in the aspect of operation profit rate with operating margin to gross revenue as proxy variables. Independent variables were classified by general factors (ownership, number of beds, period of establishment, competition), financial factors (liabilities to total assets, current ratio, fixed ratio, total asset turnover, inventories turnover), and factors related to patient treatment (average length of stay, bed occupancy rate, new outpatient ratio, admission ratio of outpatients, number of patients per specialist, personnel costs per adjusted inpatient, administrative costs per adjusted inpatient). Hierarchical multiple regression analysis model was used in this study. As a result of hierarchical multiple regression analyzation of operating margin to gross revenue, adjustive $R^2$ of general factors was relatively more powerful. The factors had significant effect on operating margin to gross revenue were ownership(+), number of beds(+), competition(+), current ratio(+), fixed ratio(+), total asset turnover(+), personnel costs per adjusted inpatient(-).

A Study on the Role Model of an Integrated Management System for Government Informatization (국가정보화의 통합적 관리체계를 위한 역할 모형에 관한 연구)

  • Im, Sung-Mook
    • Journal of the military operations research society of Korea
    • /
    • v.32 no.1
    • /
    • pp.159-175
    • /
    • 2006
  • Korea e-government sets the goal of reaching the full integration stage. In this study, we propose a role model of the National Informatization Agency which is a fundamental organization for achieving the goal. The National Informatization Agency assumes full charge of support functions needed for consistent and efficient accomplishment of all the e-government projects, and those functions include e-government planning, project administration, national IT resource operation, national standards management, and project audit and evaluation. The proposed role-model is expected to be a theoretical basis for innovative government at informatization.

A Study on the Optimal Operation and Policy of the Boryeong Dam Diverion Pipe Line Using the SWAT Model (SWAT 모형을 이용한 보령댐 도수로 운영 방안 및 정책 연구)

  • Park, Bumsoo;Yoon, Hyo Jik;Hong, Yong Seok;Kim, Sung Pyo
    • Journal of Korean Society on Water Environment
    • /
    • v.36 no.6
    • /
    • pp.546-558
    • /
    • 2020
  • While industrialization has provided in abundance, the pollution it creates has caused untold damage to the environment, increasing the frequency and severity of natural disasters through changes in global climate patterns. The World Risk Forum's (WEF) World Risk Report presented the results of a survey of experts from around the world detailing the most influential risk factors over the next decade. Notably, the failure to respond to climate change ranked first and the global water crisis third. The extreme drought in the western Chungnam province was unexpected in 2016. At the time, the water level of Boryeong Dam was drastically decreased due to receiving less than half the average recorded rainfall in the region that year. The Boryeong Dam diversion pipeline has the capacity to solve the water shortage problem between these two regions by providing water from Geumgang to the western part of Chungnam, including Boryeong City. Current weather trends suggest drought is likely to continue in western Chungnam, which uses the Boryeong Dam as an intake source. This makes it necessary to operate Boryeong Dam diversion pipeline in an efficient and effective manner. SWAT is a watershed scale model developed to predict the impact of land management practices on water. The SWAT model was used in this study to evaluate the adequacy of the Boryeong Dam diversion pipeline operational plan by comparing it to present Boryeong Dam diversion pipeline operation. By investigating the number of days required to reach each reservoir stage, we determined that the number of days required to reach the boundary stage was less than that of the current operation. This determination accounts for the caveats that the Boryeong Dam waterway was not operated and only one pump will be operated from October to May of next year. As our results suggest, the most stable operation scenario is to operate two pumps at all times. This can be accomplished by operating two pumps from the caution stage to increase the number of pumps whenever the stage is raised. In addition to the stable operation of the Boryeong Dam pipeline, policy considerations are required with regard to imposing a water use charge on users of the Boryeong Dam region.

DEA Model for Measuring the relative Efficiency of Korean Materials and Components Industry (DEA 모형을 이용한 부품소재산업의 효율성 분석)

  • Oh, Ji-Hwan;Chung, Ki-Ho
    • Management & Information Systems Review
    • /
    • v.31 no.1
    • /
    • pp.273-292
    • /
    • 2012
  • This paper attempts to analyze the efficiency of Korean Materials and Components Industry. 48 sample companies are extracted and efficiency analysis for them are accomplished by using DEA model. We use both CCR-I model and BCC-I model and classify the 48 companies into two groups; efficient and inefficient companies. We find the reference set which inefficient companies should benchmark in order to achieve efficiency and present the improving values for input and output variables. We analyze whether the inefficiencies come from scale or inefficient operation by measuring the scale efficiency. Finally the ranking among the efficient companies is derived through the super-efficiency analysis.

  • PDF

Development Process and Methods of Audit and Certification Toolkit for Trustworthy Digital Records Management Agency (신뢰성 있는 전자기록관리기관 감사인증도구 개발에 관한 연구)

  • Rieh, Hae-young;Kim, Ik-han;Yim, Jin-Hee;Shim, Sungbo;Jo, YoonSun;Kim, Hyojin;Woo, Hyunmin
    • The Korean Journal of Archival Studies
    • /
    • no.25
    • /
    • pp.3-46
    • /
    • 2010
  • Digital records management is one whole system in which many social and technical elements are interacting. To maintain the trustworthiness, the repository needs periodical audit and certification. Thus, individual electronic records management agency needs toolkit that can be used to self-evaluate their trustworthiness continuously, and self-assess their atmosphere and system to recognize deficiencies. The purpose of this study is development of self-certification toolkit for repositories, which synthesized and analysed such four international standard and best practices as OAIS Reference Model(ISO 14721), TRAC, DRAMBORA, and the assessment report conducted and published by TNA/UKDA, as well as MoRe2 and current national laws and standards. As this paper describes and demonstrate the development process and the framework of this self-certification toolkit, other electronic records management agencies could follow the process and develop their own toolkit reflecting their situation, and utilize the self-assessment results in-house. As a result of this research, 12 areas for assessment were set, which include (organizational) operation management, classification system and master data management, acquisition, registration and description, storage and preservation, disposal, services, providing finding aids, system management, access control and security, monitoring/audit trail/statistics, and risk management. In each 12 area, the process map or functional charts were drawn and business functions were analyzed, and 54 'evaluation criteria', consisted of main business functional unit in each area were drawn. Under each 'evaluation criteria', 208 'specific evaluation criteria', which supposed to be implementable, measurable, and provable for self-evaluation in each area, were drawn. The audit and certification toolkit developed by this research could be used by digital repositories to conduct periodical self-assessment of the organization, which would be used to supplement any found deficiencies and be used to reflect the organizational development strategy.

OHDSI OMOP-CDM Database Security Weakness and Countermeasures (OHDSI OMOP-CDM 데이터베이스 보안 취약점 및 대응방안)

  • Lee, Kyung-Hwan;Jang, Seong-Yong
    • Journal of Information Technology Services
    • /
    • v.21 no.4
    • /
    • pp.63-74
    • /
    • 2022
  • Globally researchers at medical institutions are actively sharing COHORT data of patients to develop vaccines and treatments to overcome the COVID-19 crisis. OMOP-CDM, a common data model that efficiently shares medical data research independently operated by individual medical institutions has patient personal information (e.g. PII, PHI). Although PII and PHI are managed and shared indistinguishably through de-identification or anonymization in medical institutions they could not be guaranteed at 100% by complete de-identification and anonymization. For this reason the security of the OMOP-CDM database is important but there is no detailed and specific OMOP-CDM security inspection tool so risk mitigation measures are being taken with a general security inspection tool. This study intends to study and present a model for implementing a tool to check the security vulnerability of OMOP-CDM by analyzing the security guidelines for the US database and security controls of the personal information protection of the NIST. Additionally it intends to verify the implementation feasibility by real field demonstration in an actual 3 hospitals environment. As a result of checking the security status of the test server and the CDM database of the three hospitals in operation, most of the database audit and encryption functions were found to be insufficient. Based on these inspection results it was applied to the optimization study of the complex and time-consuming CDM CSF developed in the "Development of Security Framework Required for CDM-based Distributed Research" task of the Korea Health Industry Promotion Agency. According to several recent newspaper articles, Ramsomware attacks on financially large hospitals are intensifying. Organizations that are currently operating or will operate CDM databases need to install database audits(proofing) and encryption (data protection) that are not provided by the OMOP-CDM database template to prevent attackers from compromising.

Energy Efficiency Evaluation of IT based Ship Energy Saving System-(1) : Ship Handling Simulator Test Results (IT 기반의 선박에너지절감시스템 성능평가 방법-(1) : 육상시험 수행 결과)

  • Yoo, Yun-Ja
    • Journal of Navigation and Port Research
    • /
    • v.39 no.6
    • /
    • pp.465-472
    • /
    • 2015
  • SEEMP (Ship Energy Efficiency Management Plan) guidelines for a ship's GHG reduction include a machinery modification of hull, an installation of energy efficiency enhanced attachment in hardware methods. It is also possible to bring a ship energy efficiency improvement by fuel-efficient operations or in other software methods. Hardware modification or installation on ship can bring financial burdens to a ship company compared to its improvement expectation. On the other hand, Software based energy-saving technology can be applicable on various ship types, and it is also expected high efficiency of ship energy use compared to hardware based technology in perspective of the investment costs and efficiency. In this paper, it is described that the ship handling simulator based evaluation was carried out using representative ship model of bulk, container and VLCC. Simulation environments were separated into 6 conditions according to the sea-state and weather condition, and the operation results were compared with those before and after energy saving system applied The container ship showed the largest FOC save rate after energy saving system applied although the others also showed energy save rate after using the system.