Browsing by Author "Restrepo Castillo, Edgar Alirio"
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Item Análisis de herramientas de software gratuitas para implementar el comercio electrónico(Universidad Santiago de Cali, 2022-09-08) Timana Cardenas, Michael; Salazar Castro, Juan Camilo .; Restrepo Castillo, Edgar AlirioThis article is intended to serve as a reference in the construction of criteria for the identification and implementation of free ecommerce tools. The first section, by way of introduction, explains the origin of transactions and the milestone of information digitization. Then, the articulation and evolution that has taken place in parallel with the interconnection of devices and applications. The following subsection describes the general structure of online commerce. References to trends such as the emergence of bitcoin and the effect that the bitcoin pandemic has had on its operation. Mention is made of the classification of business models according to the way a company offers its product and service. The advantages over traditional commerce are highlighted, where global interconnection and computer sciences support and strengthen logistic processes. The structure and components that contribute to the synergy in the system are described. The legal framework, necessary for the consistency and projection of the organizations, is addressed. Based on the above, the spectrum of free tools identified is characterized and described. There is no totally free tool, since the expected results in any company require a minimum investment cost. A balance of the advantages and limitations of each platform is presented. It ends with recommendations to meet the criteria and characteristics of the company for the selection of the scenario and context in which it is needed.Item Propuesta de desarrollo de un modelo software para web que permita la evaluación del riesgo crediticio de las entidades del sector cooperativo solidario(Universidad Santiago de cali, 2011) Restrepo Castillo, Edgar Alirio; Vásquez González, FhánorPor exigencias sobre seguimiento y control de la cartera de créditos de la Superintendencia de la Economía Solidaria, las entidades financieras del sector deben contar con un sistema automatizado que permita evaluar a sus asociados en una fecha determinada y obtener una calificación basada en los criterios de solvencia, reciprocidad de sus aportes, capacidad de pago, capacidad de descuentos, riesgo financiero, ingresos familiares, garantías reales, personales y prendarias, edad y antigüedad del asociado. Esta investigación define directrices metodológicas para desarrollar un modelo flexible, parametrizable y escalable que permita operar en diferentes entidades del sector cooperativo a través de una arquitectura web centralizada que integre las estructuras de datos de cada entidad con sistemas de gestión de bases de datos con los niveles de seguridad requeridos para garantizar la confiabilidad de la información.