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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?
represent the numbers 387 and 25 as floating numbers and illustrate the calculation of 387+25 using rounding.What is the calculated sum.
Using this link and the information therein ( http://www.sec.gov/Archives/edgar/data/1110452/000119312507151600/d20f.htm#tx19738_13.) find Air France’s weighted average cost of ca
True or False, In a PLC system, there is a physical connection between field input devices and output devices.
Q.6 Define powder-metallurgy. What are various important techniques for compacting of metal powders ? Ans. Powder metallurgy is a technique of producing metal powders and mak
The figure below compares the discrete solution with the exact analytical solution The error is largest at the right boundary where it is equal to solution. The error is largest at
A W12x40 beam is heated to 760°C. Answer the following questions. What is the W/D factor for sprayed protection? What is the W/D factor for box type protection? What is the spe
i want images of series clippers
a hexagonal prism of 40mm side length of base and height 80mm is resting on HP on its base with two edges of base is parallel to horizontal plane. A square hall of equally inclined
design cage type poultry house for 1000 lying birds also specify the equipments for feeding,watering,lighting and protecting birds.
difference between IGBT and GTO
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