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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.
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Describe the concept of broad cast and multi-cast?
The Five steps to data encapsulation (IN ORDER): 1) User information is changed into data. 2) Data is changed into segments. 3) Segments are changed into datagram and pack
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NETWORK MANAGEMENT & SECURITY 1. Describe a basic communication model. 2. State the following terms: a. Configuration Management b. Fault Management c. Security Management
what is compurter network and types, topology, communication media
Company Access Company access is that in which end systems are connected in connecting end systems in a organization or educational institution into the network. On co
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