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The key difference between hubs, switches and bridges is that hubs operate at Layer 1 of the OSI model, while bridges and switches work with MAC addresses at Layer 2 of the OSI model.
Whether you are operating a home system, overseeing a small startup, or performing security governance for an enterprise, everyone can benefit from paying attention to security. This white paper provides a list of 10 security tools and tests that will help you check out suspicious issues and keep ahead of new risks and threats.
Business processes are complicated, and mapping them is not a trivial task. Modelling standards give us the tools to model complex processes, but they do not tell us the best way to approach a model or effectively use the tool. In this hour-long webinar, Global Knowledge instructor Rod Fage will guide you through the best way to develop a model, from determining the goal and scope of the process and measuring its effectiveness, to modelling the process in a hierarchical top-down approach, enabling business analyst to continuously validate the model.
My most recent blog addressed whether PMP and CAPM boot camps are worth the time and effort. I concluded that for most exam writers, it really did make sense to buckle down and take advantage of all that a quality boot camp offers.
The process of learning how to subnet IP addresses begins with understanding binary numbers and decimal conversions along with the basic structure of IPv4 addresses. This paper focuses on the mathematics of binary numbering and IP address structure.
Samuel Brown, project management instructor and consultant, has taught Global Knowledge courses for more than fifteen years. In this video clip, Samuel discusses Global Knowledge's unique and effective approach to helping students prepare for PMP certification.
Organizations launch projects with the assumption that the new or improved solution will provide worthwhile benefits for stakeholders and a suitable return on investment. By understanding your business requirements you ensure that your teams actually deliver those benefits. Keeping user and functional requirements aligned with the business requirements is a key to successful solution delivery.