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Problem:
(a) IEEE802.11 supports two types of network architecture, describe these architectures with the support of diagrams detailing the network components.
(b) The MAC management of IEEE802.11 handles synchronization between the stations. With the help of a diagram describe how synchronization is achieved within the different network architectures.
(c) 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.
(d) State which type of Bluetooth device (power class type) you would recommend for each of the devices below. Justify your choice.
1. A laptop
2. A Mobile phone
3. A wireless ear piece
What is the use of buffer register? The buffer register is used to avoid speed mismatch among the I/O device and the processor.
What is slack? 'Slack' is the amount of time you have which is measured through while an event ‘really happens' and while it ‘should happen’. The term ‘really happens' can a
c code for inverted index implementation
Example: CMP AX,BX ; compare instruction: sets flags JE THERE ; if equal then skip the ADD instruction ADD AX, 02 ; add 02
What is byte addressable memory? The assignment of successive addresses to successive byte locations in the memory is known as byte addressable memory.
Define Hit ratio. The performance of cache memory is frequently measured in terms of quantity called hit ratio. Hit-Find a word in cache. Miss-Word is not found in cache.
Q. Analysts in various functional areas? Today systems analyst's job presents a exciting and fascinating challenge. It provides high management visibility and opportunities for
Can SMTP be used as transfer protocol for Web pages? Why? SMTP is an easy mail transfer protocol. This uses ASCII text for all communications. SMTP needs reliable delivery- the
Why is packet switching important? Give at least two reasons. Packet switching is significant due to the following two purposes: 1. A sender and the receiver require coordin
Describe functions of data flow diagram After you have roughly designed data flow diagram, you could write a description of each function and you could describe the function i
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