Hardware - PowerPoint PPT Presentation

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Hardware

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Presentation Transcript

  1. Hardware

  2. Starter question? • What is the difference between • MEGABYTES MB storage • and Megabits Mb File transfer • Go online and compare what the different packages that ISP companies in Malawi are offering for home use. • Which one is best for browsing? • Which one is best for movie downloading? • Look at cost and transfer rates • Dedicated v shared bandwidth? • Make a table in word and compare them (How many companies are there?)

  3. Input/Output device • List 10 input device • Mouse • List 10 output devices

  4. Did you mention • Smart Card readers • What it is • How it operates • Problems with smart cards (Ethical) • RFID • What it is • How it operates • Problems • Radio Tag • Also of note • OCR (a lot of research in AI here) • MICR • OMR

  5. The computer system • Name 5-10 parts that are inside the system unit • What do they do?

  6. ASCII V Unicode • What is the difference? • Which one is better? • ASCII supports 256 unique characters • Unicode supports 109,000 characters • Unicode is the future

  7. Processors • What type/Make is in your computer? • How fast is it? • What is its architecture? • What type did you have 5 years ago? • What type will you have in the future?