• 제목/요약/키워드: System Information

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사례기반추론을 이용한 정보시스템 가치평가 모형개발에 관한 연구 (The Development of Value Evaluation Model of Information System using Case-Based Reasoning)

  • 박기남
    • 한국정보시스템학회지:정보시스템연구
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    • 제15권2호
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    • pp.95-123
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    • 2006
  • It is needed to evaluate information systems actively which has already developed to improve future performance of the organization and foster the activation of information system. The introduction or development of information system also can bring about a organizational success. To measure exactly the organizational performance of information systems, it is needed to develop a new valuation model for a specific information system from a objective pint of view, as well as to equip a standard methodology using BSC measurement. The information system valuation from a objective point of view is of importance as the basic information for the decision to obtain information system. This paper takes aim at investigating a new information system valuation model and developing a information system valuation system using case-based reasoning for predicting currency value of information system in each organization. A new information system valuation system is developed as a web-enabling base. Using this, users are able to estimate the value of specific information system on a real time efficiently.

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관광지 이미지가 관광안내정보시스템 평가에 미치는 영향에 관한 연구 (A Study on the influence of the tourism destination image on the Tourism Information System evaluation)

  • 신영기
    • 디지털산업정보학회논문지
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    • 제8권1호
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    • pp.207-220
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    • 2012
  • The goal of the information system in tourism, like that of general information systems, is to create users' information needs so that the users continuously revisit the information system and retrieve the information on a regular basis. However, unlike any other information systems, the primary objective of the tourism information system is to attract tourists to the tourist sites rather than to create the users' needs for their future revisits to the information system. The tourism information system is therefore more closely related to tourists' overall tourism destination image towards the tourism destination. In this respect, the evaluation of the tourism information system should be based on tourists' overall tourism destination image towards the sites. This study examines how tourists' overall tourism destination image towards the sites affect the evaluation of the tourism information system. Specifically, I employ the tourism information system provided by Sokcho and Delone and Mclean(2003)'s the Information System Success Model in order to investigate this research question.

A Design of University Information System Operation Audit Model based on ITIL V3

  • Kim, Hee-Wan;Kang, Bo-Ra;Kim, Dong-Soo;Moon, Song-Chul
    • Journal of Information Technology Applications and Management
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    • 제25권3호
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    • pp.29-41
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    • 2018
  • The purpose of constructing university information system is for improvement in diversification and throughput of information, streamlines business processes, rapid exchange of information, sharing of information, decision-making information, and securing educational facilities. Similar to business information technology system, university information system does not have a review system for sharing and overlapping investment of information. Due to the lack of project management for outsourcing and vulnerability of system suitability, system audit is absolutely needed for the university information system. This paper especially focuses on an operational phase in the audit of university information system. Additionally, we proposed operating model and checklists of the university information system based on Management Guidelines of ITIL V3 Operational and Information System. We derived the checklists of operation audit by each domain of service strategy, service design, service transition, service operation, and continual service improvement. As the result, this study appear to have more than average satisfaction the suitability results were.

건강증진을 위한 보건정보 (The Health Information for Health Promotion)

  • 김종갑;강성홍
    • 보건교육건강증진학회지
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    • 제10권1호
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    • pp.21-33
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    • 1993
  • Human health is affected by physical, social, cultural, economic, and political environment. To improve health status, of the people we need much support from social system and to make social supporting system effective for health promotion, we need health information. Because, the health information is basic to the social supporting system for health promotion. So, we should construct health information systems as follows : 1. Health information system for children 2. Health information system for families 3. Health information system for adolescents 4. Health information system for mothers 5. Health information system for workers 6. Health information system for physical handicapped 7. Health information system for elders

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정보시스템통제 및 감사가 컴퓨터범죄의 인지된 위험에 미치는 영향: 금융기관을 중심으로 (The Impact of Information System Control and Audit on the Perceived Risk of the Computer Crime in Case of Financial Institutions)

  • 한인구;윤종호
    • Asia pacific journal of information systems
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    • 제5권1호
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    • pp.112-128
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    • 1995
  • The information system control includes organizational structure, control mechanism, and management tools which contribute to accomplish the goals of information system: asset safeguarding, data integrity, effectiveness, and efficiency. Information system audit is the process to evaluate whether the information system accomplishs the goals. Information system auditor examine the reliability of information system control and suggest recommendations to improve the information system control. Both information system control and information system audit activities contribute to prevent and detect the computer crime for the organization. This paper proposes a causal model of information system control/audit and the perceived risk of computer crime, and tests the model using a survey on 38 financial institutions in Korea. Statistical results show that information system control and audit significantly reduce the computer crime risk perceived by the user group. The general control has a stronger impact than the application control. In addition, it turns out that the greater the deviation between the importance and the actual level of information system control is, the higher the perceived risk of computer crime is.

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업무성과에 영향을 미치는 정보시스템의 특성에 관한 실증연구 : 회계정보시스템을 중심으로 (Characteristics of Information System that Affect Business Performance : Focusing on Accounting Information System)

  • 오은해
    • 한국IT서비스학회지
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    • 제12권1호
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    • pp.33-50
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    • 2013
  • As having analyzed an advance research that had looked into how characteristics of information system affect use and success of the concerned system, the study determined that system quality, information quality and service quality are the fundamental requirements for a good accounting information system. In addition, based on perceived usefulness and perceived ease of use that have been selected as major variables related to information system acceptance proposed by Davis[10], the study conducted an empirical analysis on how such factors would influence performance of the accounting information system. According to the results from the analysis, the system quality one of the characteristics of the accounting information system was observed to have a significant influence on the perceived ease of use while both the information quality and the service quality would positively affect the perceived usefulness. Not only that, the perceived ease of use and the perceived usefulness were confirmed to be a significant factor to the performance, and with those results, all the theses of the study have been selected. As proved even with the information system success model, the system quality, the information quality and the service quality are definitely the most necessary elements for business management, and it also turned out that those elements would play an important role in several stages of the information system.

문화예술인의 정보포털 어포던스 및 시스템 리터러시에 대한 연구: 퍼지셋 질적비교 분석을 중심으로 (Research on Information Portal Affordances and System Literacy of Cultural Artists: Focusing on Fuzzy Set Qualitative Comparative Analysis)

  • 김현영;이환수
    • 한국IT서비스학회지
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    • 제22권6호
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    • pp.55-70
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    • 2023
  • This study conducted a fuzzy set qualitative comparative analysis study on culture and arts information portals to ensure practical and universal use and activation of culture and arts information portals. The capabilities and influence of affordances and system literacy according to user experience regarding accessibility to cultural arts information portals are as follows. First, physical affordances in the culture and arts information portal were key conditions for the culture and arts information portal user experience regarding system accessibility, system understandability, system usability, system usability, and system literacy. Second, the functional affordance of the user experience in the cultural arts information portal was relatively low and unimportant, and when the functional affordance was low, the user's system accessibility, system understanding, system usefulness, system usability, and system literacy were increased. Third, if the user's functional affordance and sensory affordance are low in the culture and arts information portal, the system accessibility, system understanding, system usability, and system literacy of the culture and arts information portal users are increased. Fourth, cultural arts information portals must build an innovative system with a systematic approach appropriate for the user base by linking system literacy capabilities with a focus on physical affordances.

시스템 계획 및 통제, 개발, 운영 차원에서의 정보시스템 자원 분산화에 관한 연구 (The Relationship of Information System Resources distribution Between the System Plan.Control and System Development and System Operation)

  • 정이상;한정희
    • 경영과정보연구
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    • 제2권
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    • pp.133-167
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    • 1998
  • This article discusses the findings of an empirical study conducted on 62 large organizations. The major purpose of the study was to analyze the relationship of Information System Resources distribution between the system plan control and system development and system operation. In this study information system resource is broadly Identified by computer hardware, software, data, procedure, operator. Because of the real centralization/decentralization issue facing organizations is much broader then the choice between alternative computer hardware configurations. And there are three separate resources of the information system that can be decentralized system plan and control, system development, system operations. The decision regarding how to organize each of these three separate resources is based on a different set of criteria. Furthermore, each decision can be made relatively independently of the others. In this article the results of a study are indicated below. In the degree of decentralization of information system resources between system plan control and system development and system operations were found the positive relationship. Therefore, the more information system resources are decentralized in the one dimension, the more information system resources are decentralized in the other dimensions, and the more information system resources are centralized in the one dimension, the more information system resources are centralized in the other dimensions.

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국방물자정보시스템 성능개선 사업평가에 대한 사례 (A Case on the Evaluation of the Information System Project to Enhance the Performance of DIMS(Defense Material Information System))

  • 조성림;임규건;이대철
    • 한국IT서비스학회지
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    • 제11권1호
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    • pp.109-123
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    • 2012
  • There are many evaluation models to measure the informatization level of an organization and information system project in the ministry of National Defense of Korea. A information system has to keep up with the environment change as well as the advanced recent information technology (IT). Therefore, the evaluation of an information system project to enhance the performance of the information system should be different from the existing evaluation methods. This study suggests an evaluation case of information system projects to enhance the performance of an information system. In order to achieve the objective of this study, the following steps are taken. First, it reviews the background and the scope of the project to enhance the performance of the Defense Material Information System (DMIS). And it sets up the evaluation logic and develops performance indexes. Then it applies these newly developed performance indexes to the information system project and measures the performance. From this study, we found that both the diffusion and the experience accumulation by its continuous use are significant factors in such evaluations.

Grid Management System and Information System for Semantic Grid Middleware

  • Kim, Hyung-Lae;Han, Byong-John;Jeong, In-Yong;Jeong, Chang-Sung
    • KSII Transactions on Internet and Information Systems (TIIS)
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    • 제4권6호
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    • pp.1080-1097
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    • 2010
  • Well organized and easy usable Grid management system is very important for executing various Grid applications and managing Grid computing environment. Moreover, information system which can support Grid management system by providing various Grid environment related information is also one of the most interesting issue in the Grid middleware system area. Effective cooperation between Grid management system and information system can make a novel Grid middleware system. Especially, service oriented architecture based Grid management system is flexible and extensible for providing various type of Grid services. Also, information system based on data mining process which comprises various different kinds of domains such as users, resources and applications can make Grid management system more precise and efficient. In this paper, we propose semantic Grid middleware system which is a combination of Grid management system and semantic information system.