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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.
MAC (media access control) and LLC (logical link control) are both layer 2 protocols.
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Tree interconnection network: In tree interconnection network, processors are organised in a complete binary tree pattern. Figure: Tree interconnection network
importance of mail server ,proxy server ,modem ,intranet and web site
What is IP spoofing and how can it be stopped?
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Efficiency :- The other main metric used for performance measurement is efficiency of parallel computer system i.e. how the resources of the parallel systems are being utilized
What is a pointer and does Java support pointers? Pointer is a reference handle to a memory location. Improper handling of pointers leads to memory leaks and reliability issues
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