Este documento describe una base de datos distribuida, que es una colección de datos relacionados lógicamente pero almacenados en diferentes sitios de una red. Explica que un SGBDD (sistema de gestión de bases de datos distribuidas) administra todas las bases de datos de los sitios y permite el acceso transparente a los usuarios. También resalta algunas ventajas como la mejora de la disponibilidad y eficiencia, y algunos desafíos como la complejidad y los altos costos de administración.
Les OGM sont des organismes génétiquement modifiés, c'est-à-dire des plantes ou animaux dont le patrimoine génétique a été modifié par des techniques de génie génétique. Bien que les OGM puissent présenter des avantages comme des rendements agricoles plus élevés, certains s'inquiètent des risques potentiels pour la santé et l'environnement. Ce débat complexe soulève des questions sur la sécurité alimentaire, l'éthique et le progrès scientifique.
Este documento describe una base de datos distribuida, que es una colección de datos relacionados lógicamente pero almacenados en diferentes sitios de una red. Explica que un SGBDD (sistema de gestión de bases de datos distribuidas) administra todas las bases de datos de los sitios y permite el acceso transparente a los usuarios. También resalta algunas ventajas como la mejora de la disponibilidad y eficiencia, y algunos desafíos como la complejidad y los altos costos de administración.
Les OGM sont des organismes génétiquement modifiés, c'est-à-dire des plantes ou animaux dont le patrimoine génétique a été modifié par des techniques de génie génétique. Bien que les OGM puissent présenter des avantages comme des rendements agricoles plus élevés, certains s'inquiètent des risques potentiels pour la santé et l'environnement. Ce débat complexe soulève des questions sur la sécurité alimentaire, l'éthique et le progrès scientifique.
This document outlines the plan for an international e-magazine project between schools in several countries. It identifies the participating schools and their locations and types. It assigns tasks for creating school profiles, photos of student writing teams, and initial articles about topics like sports, art, computers and ecology. The articles will be published on a website every two months. Online meetings between schools using tools like Lync or Google Hangout are also proposed. The goals are to give students experience, improve their skills, and increase their proficiency in an international collaborative project.
This document provides an overview and introduction to GeoGebra, a free dynamic mathematics software for learning and teaching geometry, algebra, and calculus. It can be installed from their website or downloaded on a USB drive. GeoGebra combines elements of dynamic geometry, computer algebra, and spreadsheets. It is used as a pedagogical tool for visualizing mathematical concepts, creating multiple representations, and allowing students to experiment and discover mathematics on their own. GeoGebra has an active international user community who contribute materials and help expand its capabilities through free and open-source development.
This document outlines the plan for an international e-magazine project between schools in several countries. It identifies the participating schools and their locations and types. It assigns tasks for creating school profiles, photos of student writing teams, and initial articles about topics like sports, art, computers and ecology. The articles will be published on a website every two months. Online meetings between schools using tools like Lync or Google Hangout are also proposed. The goals are to give students experience, improve their skills, and increase their proficiency in an international collaborative project.
This document provides an overview and introduction to GeoGebra, a free dynamic mathematics software for learning and teaching geometry, algebra, and calculus. It can be installed from their website or downloaded on a USB drive. GeoGebra combines elements of dynamic geometry, computer algebra, and spreadsheets. It is used as a pedagogical tool for visualizing mathematical concepts, creating multiple representations, and allowing students to experiment and discover mathematics on their own. GeoGebra has an active international user community who contribute materials and help expand its capabilities through free and open-source development.