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Types of computers

Types of computers



Types of Computers

Types of Computers



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    Types of computers Types of computers Presentation Transcript

    • Types of computers
    • Tuning in:TASK1: Writethenames of thesecomputers.
    • Task 2: Who uses thesetypes of computers? Whatfor?Make a list.
      Studentsfrequently use laptops to do homework
    • Study these details of different types of computer. Find the answers to these questions. Which type of computer is:
      The most common?
      small enough for a pocket?
      The most common portable?
      used by many people at the same time?
      the most powerful?
      not suitable for a lot of typing?
      Task 3. Reading: Types of computer
    • We use adjectivesto describe objects, people, animals, etc.
      Describing and comparing
    • ComparativeWe can compare one type of computer/device with another
      Iphones are than
      Minicomputers are bigger than microcomputers.
    • Superlative
      We can compare mainframes to all other types of computers
      Mainframes are the biggest computers.
      Mainframes are the most _______ computers.
      Mainframes are the most _________ computers.
    • TASK4
      Choose the correct adjective. Then fill in the gaps with the correct form of the adjective.
      1)Light/heavy Laptops are ____________________ than desktop computers but ______________than notebooks.
      2) large/smallThe mainframe is the ______________type of computer. A minicomputer is ________________ than a microcomputer
      3) common /good Personal computers are _________________ than mainframes but mainframes are ___________________than personal computers at processing very large amounts of data.
      4) Powerful/expensiveMinicomputers are ________________ than mainframes but they are also _____________________
      5) Fast/ cheap New computers are _____________ than older machines
      6) Powerful/ expensive Laptops are often ___________ than PC`s but they are not as ___________________
    • Aids to communicationHere are some phrases to use when agreeingor disagreeingwithsomeone.
      A: I think the best computer for a ______ is a __________
      b: I agree / I think so too.
      B: I disagree / I don't think so
      A) Why?
      B)Because _________
    • John Wilmot is a salesperson and he spends a lot of time visiting customers. He wants a computer to carry with him so he can access data about his customers and record his sales.
      Pal Nye is a personnel officer. She needs a computer to keep staff records and to keep a diary of appointments. She also needs a computer for writing letters.
      The University of the North needs a computer to look after its accounts. Its network, the records of all students and staff, and to help with scientific research.
      The James family want a computer for entertainment. writing letters, the Internet, and for calculating tax.
      Problem-solving: Task 8 In pairs, decide what sort of computer is best for each of these users.
    • Whatistheperfectcomputerforyou?
      Write a paragraph (8-12 lines), explainingwhyyouchoosethatcomputer (characteristics, comparison, reasons,etc)