1. Teacher: Mr. Ho Course URL: http://computerNHSS.wikispaces.com
ICS2O – IPO Lesson
Teacher: Mr. Ho
Course URL:

2. What are Computers? Keyboard Mouse Monitor CPU Speakers Microphones
RAM/ROM
Hard Drive

3. Types of Computer Parts
Input
Storage
Processing
Output

4. Input Is what goes into a computer before anything else happens
E.g., keyboard, mouse, microphone

5. Storage Is where information or data stores before it is processed
Note: Information or data from the input cannot process instantly
E.g., RAM, ROM, hard drive

6. Processing
Calculates or processes the information or data obtained from the input
E.g., CPU (Central Processing Unit)

7. Output Something that comes out after the processing
Usually the end result that you want
E.g., Monitor, speakers

8. Computers are …
Systems that take some input (or store it), process it, and produce outputs  IPO
E.g., personal computers (PCs), cell phones, humans (why ???)

9. Assignments
Go to the course web page (
Download and work on the two assignments
IPO Mini-Assignment: IPO Mini Assignment.doc
Hardware Assignment: Internal Hardware & Peripherals.doc
Due tomorrow at the end of class