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Computers today

Essentials. Computers today. Learning objectives. Talk about computers in everyday life Understand the components and basic functions of a computer system Identify different types of computers Understand the functions of the CPU and the main memory

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Computers today

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  1. Essentials Computers today

  2. Learning objectives • Talk about computers in everyday life • Understand the components and basic functions of a computer system • Identify different types of computers • Understand the functions of the CPU and the main memory • Understand the units of memory (bits, bytes, KB, MB, GB) • Use synonyms, acronyms and abbreviations

  3. Computer applications • Help studentsperformmathematicaloperations, accessthe Internet, languagelearning … • Raceorganizersandjournalistsrely on computerstoprovidethemwiththecurrentpositionsofridersandteams • Computers storeinformationabouttheamountofmoneyheldbyeachclient • Airline pilotsusecomputerstohelpthemcontrolthe plane • On thegroundairlinesareconnectedtotravelagenciesbycomputer • In airportcontroltowers, computersareusedto manage radarsystemsandairtraffic

  4. Whatcancomputers do? • Design shopsandoffices • Producemagazines • Preparebills • Make a flightreservationorbanktransaction • Calculators, thecar‘s electronic ignition, thetimer in themicrowave, programmerinsidethe TV set • Itis a calculatingmachine, an electronic filingcabinet, a magicaltypewriter, personal communicator • Youcanuseyour PC to relax withcomputergames

  5. Exercise • Formula 1 cars • Entertainment • Factories and • industrial processes • Hospitals and medical research Task:Chooseoneoftheareasanddiscusswhatcomputerscan do in thisarea.

  6. Vocabulary • Formula 1: racingcar, carbody, design, mechanicalparts, electronic components, enginespeed • Entertainment: gamemusic, animatedimage, multimedia, encyclopedia • Factories: machinery, robot, productionline, computer-aidedmanufacturingsoftware • Hospitals: patients, medicalpersonnel, databaseprogram, records, scanner, diagnose, disease, robot, surgery

  7. Phrases • Computers are used to… • A PC can also be used for • Computers can help … make .. control … store … keep … provide … manage … give … perform … measure … test … provide access to …

  8. Exercise • Write a short paragraph summarizing your discussion. Then ask one person from your group to give a summary of the group‘s ideas to the rest of the class. • Example: • In the office computers are used to write letters and e-mails, and keep records of clients, suppliers and employees

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