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528 results for “Problem management”
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Research ArticleOpen accessAll words, across the recordEfficient Star Topology based Multicast Key Management AlgorithmK. Saravanan, T. PurusothamanProblem statement: Secure group communication is very important for many applications such as internet pay sites. It provides efficient delivery of identical data to only the customers in the group. In large and dynamic multicast groups, the group keys of members have to be changed frequently whenever the member leaves or joins. A common method is to apply a symmetric … …Journal of Computer Science, Vol. 8, Issue 6 · 22 Mar 2012 · 7,350 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordApplication of Syndication to the Management of Bibliographic CatalogsManuel Blazquez Ochando, Juan-Antonio Martinez-ComecheProblem statement: The process of transmission of bibliographic records between libraries is a complex task, usually treated by the Z39.50 protocol. Approach: The objective of this research is to propose an alternative method to simplify this process, using the techniques of content syndication. Results: The computer program compares the feasibility of using different formats (ATOM, RSS1.0, RSS2.0 and MARC-XML) to … …Journal of Computer Science, Vol. 8, Issue 3 · 23 Jan 2012 · 7,764 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordA Data Mining Technique to Find Optimal Customers for Beneficial Customer Relationship ManagementG. Babu, T. BhuvaneswariProblem statement: Modern companies and organizations are efficiently implementing a CRM strategy for managing a company interactions and relationships with customers. CRM systems have been developed and designed to support the areas of marketing, service process and sales. Many literature studies are available to preserve the customer relationship but small drawbacks occur in the existing methods. One method to maintain … …Journal of Computer Science, Vol. 8, Issue 1 · 1 Nov 2011 · 7,263 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordResearch of Modular Object Oriented Dynamic Learning Environment E-Learning on Social Study for Elementary School StudentsTian-Syung Lan, Shu-Chun ChiuProblem statement: As the progress of digital technology, involving e-learning into curriculum becomes a novel trend. In general, the teaching practice of social study for elementary school students in Taiwan still depends on teacher’s one-way instruction. It’s difficult to activate students’ motivation within the limited course time. Approach: This study is proposed to recognize how e-learning improves teaching and learning … …Journal of Mathematics and Statistics, Vol. 7, Issue 2 · 18 May 2011 · 7,736 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordManagement Information Systems Role in Decision-Making During Crises: Case StudySaleh Al-ZhraniProblem statement: This study investigated and identified the importance role of MIS in decision-making process during crises at the Directorate General of Border Guard in Saud Arabia. In addition, it examines obstacles that limit the role of MIS in decision-making during crises. Approach: The study used the descriptive research design of the survey type. Data were collected from a sample … …Journal of Computer Science, Vol. 6, Issue 11 · 23 Oct 2010 · 8,876 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordNodes Density and Broadcast Management in Heterogeneous Environments of Mobile Ad-Hoc NetworksEssam Natsheh, Khalid BuraggaProblem statement: The research presented in this study looks into Mobile Ad-Hoc Networks (MANETs) environment that has varying node densities, called heterogeneous density environment. Such environment can be roughly associated with situations varying from areas struck by disasters to normal city environments. Approach: This study improved the performance of existing MANETs routing protocols by reducing the communication overhead incurred during … …Journal of Computer Science, Vol. 6, Issue 3 · 31 Mar 2010 · 7,332 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordInventory Management Systems with Hazardous Items of Two-Parameter Exponential DistributionAzizul Baten, Anton Abdulbasah KamilProblem statement: An exponentially decaying inventory was first developed by[10]. The certain commodities were observed to shrink with time by a proportion which can be approximated by a negative exponential function of time. Here, the novelty we took into consideration was that a constant hazardous rate followed by the two-parameter exponential distribution. Approach: We studied the inventory system with two-parameter … …Journal of Social Sciences, Vol. 5, Issue 3 · 30 Sep 2009 · 8,302 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordTowards Solving the Problem of Virtual Machine Placement in Cloud Computing: A Job Classification ApproachAuday Al-Dulaimy, Ahmed Zekri, Wassim Itani, Rached ZantoutCloud Computing is a paradigm that delivers services by providing an access to wide range of shared resources which are hosted in cloud data centers. One of the recent challenges in this paradigm is to enhance the energy efficiency in these data centers. In this study, a model that identifies common patterns for the jobs submitted to the cloud is … …Journal of Computer Science, Vol. 12, Issue 3 · 8 Apr 2016 · 7,291 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordCongestion Free Routing in Adhoc NetworksT. Senthil Kumaran, V. SankaranarayananProblem statement: A Mobile Ad-Hoc Network (MANET) is a temporary network; the mobile devices in an ad-hoc network are communicating through wireless links without any pre-existing infrastructure. The one major problem of this network is network congestion, it may take place at any intermediate nodes when data packets are traveling from source to destination. The major problems of congestion or … …Journal of Computer Science, Vol. 8, Issue 6 · 4 Apr 2012 · 7,240 accessesView PDFCite
Research ArticleOpen accessAll words, across the recordAlgorithm Development for Measurement and Prediction the Traffic in Broad Band Integrated Service NetworksMohammad Al Rawajbeh, Ibrahim Mansi, Majed HussienProblem statement: In this study an effort had been made to develop an algorithm for traffic prediction and measurement for a wide use networks such as B-ISDN. Such algorithm should base on valuable parameters during the various stages of data elements transmission. The offered algorithm was expected to enforce the main sources of congestion problem in network. With this technique … …Journal of Computer Science, Vol. 6, Issue 10 · 10 Aug 2010 · 7,485 accessesView PDFCite