Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Question:
(a) What are the main challenges for Mobile Computing?
(b) 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.
(c) How would you modify the basic phase shift keying modulation technique to improve efficiency?
(d) (i) Discuss the concept of Master, Slave, Stand-by and Parked devices with respect to a Bluetooth Piconet.
(ii) Bluetooth makes use of frequency hoping for multiplexing of channel allocation. Explain what is meant by frequency hoping, hoping sequence and dwell time.
(iii) Describe the different types of frequency hoping?
(e) Describe the two different architectures supported by IEEE802.11 and how synchronisation is handled within those two different architectures.
(f) Microsoft provides specific guidelines for designing usable interfaces when developing applications for mobile devices. List six of those guidelines.
Q. Describe Ergonomic Keyboards? Ergonomics is the study of environment, conditions as well as efficiency of workers. Ergonomics proposes that keyboard wasn't designed with hum
What are the different tones used in strowger telephony? Explain with the help of waveforms and the timings. Dial Tone: it is used to indicate that the exchange is ready to r
Illustrate about Sharing of Structure and Behaviour One of the reasons for the popularity of object-oriented techniques is that they promote sharing at different levels. Inher
What is a screen group? How it is useful? Screen group is a field in the Screen Attributes of a screen. Here we can explain a string of up to four characters which is availa
What is the use of urgent pointer in TCP segment? For accommodation out of band signaling, TCP permits the sender to identify data as urgent, implies that the receiving program
Define the node of object oriented modeling A node is a physical element which exists at runtime and represents a computational resource usually having a large memory and often
What is Hamiltonian path? A Hamiltonian path in a directed graph G is a directed path that goes through every node exactly once. We consider a special case of this problem whe
Mention the two subsystem relationship. The relationship among two subsystems can be: Client-server Peer-peer
What is Verilog Verilog language is still rooted in it's native interpretative mode. Compilation is a means of speeding up simulation however has not changed the or
Q. Calculations for a standard VGA graphics screen? Let's do the calculations for a standard VGA graphics screen (640×480) using 16 colours. Total number of Pixels = 640 ×48
Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd