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Hardware and Software

Hardware and Software

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Hardware and Software

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  1. Hardware and Software • Hardware: the physical parts of a computer • Software: the instructions that make the hardware work

  2. Categories of Computers • Microprocessor (Embedded system) • Microcomputer (PC) • Minicomputer (Mid-range computer) • Mainframe computer • Supercomputer • P. 97-98

  3. Microcomputer/PC types • Desktop • Laptop/Notebook • Palmtop • PDA (Personal Digital Assistant)

  4. All have the same basic structurep. 2-6

  5. Applications • Air conditioner • Email • Phone call • Counter-strike • Weather forcasting

  6. Homework • Take a photo of something in your home with a microprocessor/embedded system. • Write a short paragraph identifying the 4 main components of it. • Email it to randallcrismond@hotmail.com

  7. Skills for the homework • Take a photo • (Resize the photo) • Email both the photo and paragraph

  8. Taking a photo • Point • Shoot

  9. Resizing the photo • Pictures can be very big • Slow to send • Slow to receive • Difficult to store • Make it smaller to email! • So make it smaller!

  10. MS Paint • StartAll ProgramsAccessoriesPaint • FileOpen • ImageStretch/Skew • Use the same %, smaller than 100. • Save as…

  11. Email • Field: a place to put data • To: • Subject: • Body: • Attachment (n.), to attach (v.) • To add an outside file to an email

  12. Self-Study • P. 88-93 Chapter 13, Hardware, sections 13.1, Introduction, 13.2, Microcomputers and Microprocessors, and 13.3, Input Devices • Self-study quiz #1 and #2. Read the instructions! • www.unphotogenic.org/ict

  13. Self-study quizzes • Really, read the instructions. Please. • www.unphotogenic.org/ict