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Question:
(a) Spreading the spectrum for signal transmission helps alleviate the narrow band interference problem. What is narrow band interference? State and describe 2 different techniques that can be used to spread the spectrum.
(b) Describe the following terms in the Bluetooth architecture: (i) Piconet (ii) Master (iii) Slave (iv) Parked Devices (v) Standby Devices (vi) Scatternet
(c) IEEE802.11 supports two types of network architectures, describe these architectures with the support of diagrams detailing the network components.
(d) New types of computer based devices arise from:
(i) Specialisation (ii) Convergence (iii) Disaggregation and decentralization
Explain each of the term above and provide an example for each of these cases.
(e) A key component to the success of Ubiquitous computing is sustainability. What is meant by sustainability when associated with Ubiquitous Computing and what are the main sustainability concepts associated with Ubiquitous Computing?
"Whether you are writing, listening, speaking, or attending meetings, communication skills are critical to your success in University and the workplace". Discuss. Since entering
Variable magnetic coupling transducers A transducer of this type relies on variable coupling between magnetic coils. An example is a Linear Variable Differential Transformer (L
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explain any two finishing processes in detail with neat diagram
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limitations of nernsts law
Extended input facilities Another instance where multiple inputs to a single gate operation can occur is with certain types of gate elements that have an 'EXTENDED INPUT' facil
calculate inventory turnover ratio, when only given current assets $100,000, current liabilities, $25,000 sales $200,000 and quick ratio=1.5
Electrical ice protection systems: Electrical ice protection systems are used on most turbo-props. Resistance wire heater elements are embedded in rubber and cemented from the
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