Information technology is affecting culture and society in many important domains.
Information technology means using computers and computer software to acquire, convert process, transmit, protect and retrieve data. Computer science includes many fields, such as programming languages, computer graphics, hardware, and networks.

In 2006, some magazines rated software engineering as the best job in US. This appreciations in made in terms of growth, stress level, pay, creativity, flexibility in hours, working environment. It is also easy to enter in advance in the software engineering field.

Information Technology include many subfields, one of the most important is networking. The most common is the LAN (Local Area Network). This network covers a local area. It is designated to be used in offices, group of buildings, office, college, home or libraries. Usually, LANs are using Ethernet or Wi-Fi technology. The TCP/IP protocol is universal, and switched Ethernet is the most common. The public knows the Internet connection, the largest public network.

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