Hardware and Software Hardware: the physical parts of a computer Software: the instructions that make the hardware work
Categories of Computers Microprocessor (Embedded system) Microcomputer (PC) Minicomputer (Mid-range computer) Mainframe computer Supercomputer P
Microcomputer/PC types Desktop Laptop/Notebook Palmtop PDA (Personal Digital Assistant)
All have the same basic structure p. 2-6 Storage ProcessingOutputInput
Applications Air conditioner Phone call Counter-strike Weather forcasting
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. it to
Skills for the homework Take a photo (Resize the photo) both the photo and paragraph
Taking a photo Point Shoot
Resizing the photo Pictures can be very big – Slow to send – Slow to receive – Difficult to store – Make it smaller to ! So make it smaller!
MS Paint 1. Start All Programs Accessories Paint 2. File Open 3. Image Stretch/Skew 4. Use the same %, smaller than Save as…
Field: a place to put data – To: – Subject: – Body: Attachment (n.), to attach (v.) – To add an outside file to an
Self-Study P 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!
Self-study quizzes Really, read the instructions. Please.