Advance: Information Communication and Technology

Topics: Computer network, Internet, Wi-Fi Pages: 3 (594 words) Published: February 20, 2013
Information Communication And Technology
The Latest Development in Network and Communications

Computer Network
A computer network is a system of interconnected computers and peripheral. Communications
Communications is about the transfer of information from a sender, across a distance, to a receiver. 2.0 MOBILE COMPUTING
Mobile Computing is a generic term used to refer to a variety of devices that allow people to access data and information from where ever they are.

2.2 Specification, services, and frequencies of Mobile Computing

Specification(Samsung S3)| Display * HD sAMOLED * 16M * 4.8’’ 720 x 1280Connectors * USB 2.0 * 3.5pi 4pole,stereo * MicroSD (upto 64GB) * MicroSIM * Micro USB availableAudio and Video * Full HD (1080p) Video Recording & playback * Recording up to 30 fps * MP3OS * Android 4.0Battery * Up to 1300 minutes(2G)/up to * 650 minutes (3G) * Up to 900 hours (2G)/up to 750 hours (3G)| Services | * Game Hub * Dependent on region * ChatON available * Samsung Apps available(iTranslate)| Frequencies| Chipset * Quad Core Application Processor * 1.4GHz CPU Speed * ARM Cortex-A9(1.2GHz)WLAN * Wi-Fi frequency band(5GHz and 2.4GHz)|


Voice over Internet Protocol (VOIP)
Voice over IP is a technology that allows telephone calls to be made over computer networks like the Internet. VoIP converts analog voice signals into digital data packets and support real-time, two-way transmission of conversations using Internet Protocol(IP).

BLOG is a Web sites that contains an online personal journal with reflections, comments, and often hyperlinks provided by the writer. 4.0 TYPES of NETWORK
PAN refers to transmitting data wireless over a short distance. Bluetooth and Wi-Fi Direct are examples of PAN. PAN generally cover a range of less than 10 meters (about 30 feet). 4.2 VIRTUAL...
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