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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.
Options Negotiation To use any of the options first requires option negotiation between the client and server. Four control characters are used for this purpose.
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State about the international standardization There are many examples, certainly. Some systems for which there is international standardization include compressed disc players
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Distance covered, Based on size, ownership and physical architecture - LAN (Local Area Network) - Suitable for smaller geographical area - MAN (Metropolitan Area Network) - S
QUESTION (a) Define what is a software agent? (b) An intelligent agent is known to exhibit several characteristics or properties that distinguish it from another piece of so
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how does the near/far effects infulence TDMA system?what happen CDMA system? what are countermeasures in TDMA system/
Store-and-forward switch The layer 2 switch accepts a frame on an input line, buffers it briefly, and then routes it to the appropriate output line. Cut-through switch
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