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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.
There are two types of ends in WAN (1)DTE (DATA TERMINAL EQUIPMENT) (2)DCE(DATA COMMUNICATION EQUIPMENT)
Question 1 Write about Circuit Switched Networks Packet Switched Networks Question 2 Write about Protocol Indep
Question: a) In route-optimized communication, a mobile node sends packets to a correspondent using the home address present in the destination option. Why does the design use
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There is only an application layer which is closer to user and also gives many application which user directly linked.for ex:- web browser
Has a central core conductor covered in an insulating sheath encased in an outer conductor of metal foil RG numbers indicate physical specs such as thickness and type of insula
Session layer protocols consists of NFS, SQL, RPC, Appletalk Session Protocol (ASP), XWindows, and NetBEUI.
Ring: It is a simple linear array where end nodes are associated. It is equal to a mesh with wrap around connections. The data transfer in a ring is generally one direction. So,
What are the two types of Transmission technologies, basis on which computer networks can be categorized? Broadly there are two types of transmission technology: 1. Broadc
Dijkstra Algorithms To calculate its routing table each router applies an algorithm called the dijkstra algorithm to its state database. The dijkstra algorithm calculate
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