13 Results Found
This paper reviews many key issues and focuses attention on 10 responses that we all need to adopt in our approach to security.
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.
To help you stay ahead of the game, here are ten IT skills that are on the brink of extinction.
The opportunities and challenges bring your own device (BYOD) represents are real; enterprises must make their network infrastructure BYOD-ready to meet the onslaught.
In the future, IT leaders will face a host of multi-dimensional challenges as global business increases in technological complexity; some of the challenges include harnessing mobilization and use of social media for business, developing employee- and customer-facing business applications.
Resource management is always an issue in any project, especially when the stakeholders from whom we need time have operational duties to perform. If our requirements team was at our disposal 100 percent, always completed activities on target, and worked a full eight hour day without distraction or a loss of productivity, then estimating time would be simple. In this paper, we explore standard approaches to time estimation, the dangers of multi-tasking, and estimation alternatives, which consider work habits and productivity norms.
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.
A strong event management process that is able to detect changes of state throughout an organization’s IT environment is a key aspect of a complete suite of service management processes. Event management ultimately helps an organization maintain control through an understanding of the state of things, and how the state of those things changes in an IT environment.
If any of the following reminiscences ring true to you, have you moved beyond them? If not, it might be time to make some new discoveries.
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.