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Problem :
(a) State and describe the transmission ranges associated with wireless transmission. Illustrate your answer with a diagram.
(b) Sketch a graph representing how a wireless signal attenuates with distance travelled.
(c) What is multiplexing? Briefly describe the different ways in which a medium can be multiplexed.
(d) Spreading the spectrum for signal transmission helps alleviate the narrow band interference problem. What is narrow band interference? State and describe different techniques that can be used to spread the spectrum.
(e) How would you modify the binary phase shift keying modulation technique to improve efficiency?
(f) Explain techniques used in cellular systems to improve the reuse of frequency channels. Illustrate your answer.
(g) Explain the effect known as cell breathing.
The "turn-around" time of a user job is the? Ans. Total time taken to execute the job is called "turn around" time.
What are the different parameter passing mechanisms to a function? The different parameter-passing mechanisms are given below: 1. Call by value 2. Call by value-resu
1. Start to make the verification point. 2. In the confirmation Point Name dialog box, select Apply wait state to confirmation point. 3. Type values for the following option
What is digital decoders
Boolean algebra. Boolean algebra mathematical method based on human reasoning. In Boolean algebra only two states exist; true and false which are written as 1 (true) and 0 (fa
what is an interface and perpheral device
How to clear a datagrid on a button click? You require to Clear the DataSource of the dataGrid. So try this: dataSet1.Clear(); dataGrid1.DataSource = dataSet1.TableNam
Chains of Inference: Now we have to look at how to get an agent to prove a given theorem using various search strategies? Thus we have noted in previous lectures that, there i
state and explain the advantages of having densely packed integrated Circuits in the computer
tCAS is the number of clock cycles required to access a particular column of data in SDRAM. CAS latency is the column address strobe time, sometimes referred to as tCL.
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