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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?
Suppose that the working register W contains the value 0x4F, the register FSR contains the value 0x2B; the register with address 0x2B contains 0x2F and the instruction ADDWF INDF,
What is a Size Category? The Size category verifies the probable space needs of the table in the database.
The xlswrite function can write the contents of a cell array to a spreadsheet. A manufacturer kepts information on the weights of some parts in a cell array. Every row stores the
Q. Feature of micro-instruction execution? Feature of micro-instruction execution is micro-instruction sequencing which involves address calculation of next micro-instruction.
Explanation Constants are "variables" that cannot be changed within a function- or script-body. The value will always be the similar during script-implementation. Syntax "AX
For each of the three datasets (data1.txt, data2.txt, and data3.txt in bnhw2q2.zip), cluster the data using k-means in Matlab, with k=2, 3, 4 and 5 using the provided Matlab script
Q. What about division and multiply operations? In most of the older computers divisions and multiply were implemented using subtract/add and shift micro-operations. If a digit
The session support can be turned on automatically at the site level, or manually in every PHP page script: * Turning on session support automatically at the site level: Set s
Find a 3NF decomposition of the following relation scheme: University (Faculty, Dean, Department, Chair, Professor, Rank, Student}. The University relation satisfies the following
Arithmetic-logic section in computer system: The arithmetic-logic section performs arithmetic operations, such subtraction, addition, multiplication, and division. Throug
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