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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.
Coaxial Cable Coaxial cable carries signals of higher frequency ranges than those in twisted pair cable. In part because the two media are constructed quite differently.
Some multiple WAN methods are defined below: ARPANET: It start in 1960's. It was operated by Advanced Research Project Agency, which is a company of US defense department.
What is the benefit of using classless addressing over classfull addressing scheme?
what is this ?
Question: a) Briefly describe how the file system is organized in Unix. b) What is the importance of the "touch" command. Give one of its disadvantage. c) Name three d
State about the international standardization There are many examples, certainly. Some systems for which there is international standardization include compressed disc players
Describe DHCP concept
Compute the shortest path from t to all network nodes.
Encryption Authentication One common technique used to encrypt and authenticate in VPNs is IP security. IP sec is a collection of protocols designed by the IETF( Internet En
Question - 1 Define MIS and its objectives. What are the characteristics of MIS? Question - 2 Explain data processing Question - 3 What are the recent developments in database
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