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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 Function code currently active is ascertained by what Variable? The function code at present active in a Program can be ascertained from the SY-UCOMM Variable.
explain omega notation with example
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Dear sir, I want to read Excel file and display it in grid view(the headings in excel file should be grid view column heading).This should be coded in C# Windows forms Application
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