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In this paper, we evaluate popular Web-based tools for test design, implementation, delivery, automatic grading and result analysis. We compare these tools with respect to the variety of question types that support, the capabilities for multimedia use, the security, the easiness of development, maintenance and delivery of tests, the automatic grading and(More)
The main interconnecting device of today's Internet the router, forwards IP packets without any true Quality of Service (QoS) considerations. This paper discusses a new approach for routing IP packets, which provides a basic QoS characteristic. It is shown that, by fine-tuning the parameters of a multi-port router, service discrimination can be achieved,(More)
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