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A hard disk is the component of the computer that contains the data. Each team needs at least one hard disk to store the operating system, programs and user information. This unit is usually internal, however, as computer systems have evolved and their different needs, threats and some circumstances that have arisen over time, Additionally the external hard drive has become extremely popular. The Internet regularly exposes computers to many potential security threats, such as spyware, viruses, and Trojan horses. It has become increasingly difficult to protect against these threats, even with the use of firewalls and anti-virus programs. Apart from online threats, several members of the same family often used the same computer, putting the important documents of the system at a higher risk of accidental corruption or loss. In addition, the necessary space for multimedia storage has increased with MP3s, recording DVDs, streaming videos and high resolution photos files they take up large amounts of space on your hard disk. All these concerns can be solved with one simple answer: an external hard drive.

An external hard drive can be found beside the Tower of the main computer on the outside. The coating is slightly larger than your own hard disk, since times contains a cooling fan. This portable solution allows you to store information on a hard disk that is not inside the computer, but it is over a table or surface next to the computer. The external hard drive this connected to the computer via a high-speed (type of network) interface cable. Interface cable allows the external hard disk can communicate with your computer so that data can be passed from round-trip. The most common types of USB and Firewire interfaces. A laptop or external hard disk is a very useful piece of equipment.

Allows the user to perform backups or store information important, separated from the main internal hard drive, otherwise you might be exposed or compromised by activities online or offline. Important documents, large music files, DVD images, movies, images from disk, and even a backup of the contents of your main internal hard drive, all can be maintained safely and with more security on an external hard drive. When you are online, you can even turn off the external unit to remove it. Original author and source of the article

What is rubbish for a few is one treasure for others is the motto of the Drap Art, international recycling Art Festival of Catalonia, which offers exhibitions and a flea market at the CCCB with objects made from scrap material. Participants in the festival are approaching the creative recycling from diverse disciplines with a common denominator: convert abundant waste produced by our opulent society in expressions of contemporary creativity. Materials, always urban waste found on the street, can be chairs, metal, cans or cartons, caps and bottles, plastic waste, exhaust pipes, glass, newsprint, shoe lasts, dust thread bulb, vinyl records, corks, flip-flops anything goes as raw material to be subjected to a process of transformation and creation. A luminous table made with a washer drum, chairs built with wheels of bicycles and safety belts, dolls made of patchwork and electrical wire, rings with keys of computer, made with paper bags gum in some cases recycling is difficult to discover at a first glance, as in a bodice woven with old music tapes or a few small robots manufactured with disposable razor. Recycling means not only reuse and recover, but also revalue, which contributes to encourage a more thoughtful and responsible, consumption says Tanja Grass, creator and Director of Drap Art, a non-profit association founded in 1995 which promotes creative through festivals, exhibitions and workshops recycling. Drap-Art has its own space in the Carbonari, the Espai Drap-Art, where you can find a permanent exhibition of works of art, design and craft objects made with recyclable materials, as well as programming of thematic and solo exhibitions since 2000. The annual festival, Drap-Art began in 1996 with the marathon of creation and recycling of Barcelona and has not stopped growing in number of participants and public assistance.

The origin of the recycling in art is in the avant-garde movements of the early 20th century, but today this artistic movement emerges as a response to social and environmental needs. Drap-Art 09 will take place at the CCCB, square Joan Coromines, Pati de les Dones and plaza dels Angels Thursday, December 17, 2009 to Sunday, January 10, 2010. Those wishing to attend this interesting festival can compare prices of Barcelona hotels at LateRooms. He is expected that around 20,000 visitors pass through Drap-Art 09, which will host more than 150 artists musicians, workshop leaders, designers, lecturers, filmmakers.