Questões de Vestibular

TEXT B

    Retrieve a discarded water bottle. Tear off the label and fill it with any water that’s not too murky from a creek, standpipe or a puddle. Place the bottle on a piece of metal in full sun. In six hours the UVA radiation will kill viruses, bacteria and parasites in the water, making it safe to drink.

    SODIS, the acronym for this Swiss - pioneered water - disinfection program, is now being used all over the world to provide drinking water for some four million people. “It’s simple, it’s free, and it’s effective,” says Ibelatha Mhelela, principal of the Ndolela Primary School in Tanzania. In 2006 her school started using SODIS to disinfect its contaminated tap water, placing bottles on the building’s corrugated metal roof. The result? Absenteeism due to diarrhea has dropped considerably, and examination scores soared. “Before we started SODIS, only ten to fifteen percent of the children passed the national sixth grade exams,” says Mhelela, “Now ninety to ninety - five percent of the students pass.”

    (…) Today, the term information has ballooned to encompass many aspects of computing and technology, and the term has become very recognizable. IT professionals perform a variety of duties that range from installing applications to designing complex computer networks and information databases. A few of the duties that IT professionals perform may include data management, networking, engineering computer hardware, database and software design, as well as the management and administration of entire systems.

    When computer and communications technologies are combined, the result is information technology, or “infotech”. Information technology is a general term that describes any technology that helps to produce, manipulate, store, communicate, and/or disseminate information. Presumably, when speaking of Information Technology (IT) as a whole, it is noted that the use of computers and information are associated.

Com Base no Texto 1 responda a questão.