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Question:
(a) Short Message Service (SMS) is a service available on most mobile phones that allows the sending of short messages between mobile phones, other handheld devices and even landline telephones.
Briefly describe why an SMS is limited to 160 characters.
(b) Multimedia Messaging Service (MMS) is a standard for a telephony messaging systems that allow sending messages that includes multimedia objects (images, video, audio, rich text) and not just text messages as in Short message service.
Briefly explain the two modes of delivery in MMS.
(c) Prepare the basic steps that should be taken to secure a WiFi network.
How receiver detects error The frame is 10011101. The generator is 1001. The message after appending the three zeros is 10011101000. The reminder on dividing 10011101000 by 100
Ans) the two commands are:- show ver show flash
Name the three ways or wireless data to be propagated.
Fully connected : It is the most powerful interconnection topology. In this every node is directly associated to all other nodes. The limitation of this network is that it needs t
Determine about the Tree Topology A generalization of the bus topology. The transmission medium is a branching cable with no closed loops. The tree layout begins at a point kno
A.) JPEG and PICT B.) MPEG and MIDI C.) ASCII and EBCDIC For example, the Presentation layer would be liable for changing from EDCDIC to ASCII. Data compression, decompres
In this part we shall give a short description of the routines in the PVM 3 user library. Each PVM program should include the PVM header file "pvm3.h" (in a C program) or "fpvm3.h"
features
Determine the Difficulties arise with database connectivity A number of difficulties arise with database connectivity and the company may have to shell out an enormous amount
Random forests : An ensemble of the classification or the regression trees (see the classification and regression tree methods) that have been fitted to the same n observations, bu
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