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Question:
a) With the help of a diagram, describe clusters in cellular systems.
b) Describe the role of the following components in the GSM architecture
c) Briefly describe a popular 3G system.
d) What is the ISM band and what is particular about this frequency band? Name two wireless technologies that make use of the ISM frequency band.
e) What is a piconet in a Bluetooth context? Discuss the concept of Master, slave, stand-by and parked devices with respect to a Bluetooth piconet.
f) Consider the security aspects in both Wireless Local Area Networks (LANs) and Personal Area Networks (PANs).
i) What are the security problems introduced in Wireless LANs and PANs?
ii) What level of security can the IEEE 802.11 and Bluetooth standards provide?
The PHP Hypertext Pre processor is a programming language that permits web developers to make dynamic content that interacts with databases. PHP is basically used for developing we
Q. Advantages of using clusters? Parallel and distributed applications Decreased turnaround time Balanced loads Utilization of more powerful hosts Access to
A component diagram is mainly useful with teams of larger size. UML components are great to perform architectural landscape for an exact system. The component diagram permits to mo
An EFI boot manager is also used to select and load the operating system, removing the require for a dedicated boot loader mechanism
Digital switch It is a device that handles digital signals formed at or passed by a telephone company's central office and sends them across the company's backbone network.
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failed logins to end
Q. Speed Up - metrics for performance evaluation? Speed up is ratio of time needed to execute a given program employing a specific algorithm on a machine with single processor
What is basic Analog Design? Analog design is rather challenging than digital design as analog circuits are sensitive to noise, operating voltages, loading circumstances and ot
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