Rondo Community Outreach Library

• Here are some fun facts about living in the
Information Age .
Rondo Community Outreach Library

• It took 27 years for PC usage to grow to 1 billion.
• It took 7 years for PC usage to double to 2 billion.
Rondo Community Outreach Library

• There are over 200 million registered users of MySpace (as of Sept. 2008).
• If Myspace were a country, it would be the
5 th largest in population.
Rondo Community Outreach Library

• There are over 31 billion searches performed on Google each month.
Rondo Community Outreach Library

• In 2006, the government stopped counting websites.
• 5 million terabytes of info are on the
Internet (Google <1% of that)
Rondo Community Outreach Library

Rondo Community Outreach Library

Rondo Community Outreach Library

TWO BASIC TYPES OF COMPUTERS
Personal Computers
• Called PC’s.
• This type of computer is made by several different companies.
• The computers we will use in class.
Macintosh
• Often called Macs and Apples.
• These computers look different on the inside and outside but they can do basically the same things.
Rondo Community Outreach Library

• The operating system tells everything in your computer how to act.
• It can change the way things appear on your screen or desktop.
Windows is the most common operating system for PCs.
Rondo Community Outreach Library

Hardware is the name for the physical parts of your computer.
• Central Processing Unit (CPU)
• Monitor
• Keyboard
• Mouse
• Speakers
• Printer
Rondo Community Outreach Library

• This is what makes a computer work. It is like the brain of the computer.
• Contains the disk drives and hard drive.
• Also called CPU, Computer, and
Processor.
Rondo Community Outreach Library

Rondo Community Outreach Library

• The power button usually has this symbol.
• Find the power button on your computer, but don’t touch it.
Rondo Community Outreach Library

• Cursor
• Click
• Double-Click
• Click and Drag
• Right-Click
• Scroll Down
Rondo Community Outreach Library

Find all of these on your keyboard:
• Arrow Keys
• Caps Lock
• Shift
• Back Space/ Delete
• Enter or Return
Rondo Community Outreach Library

• 3.5” Floppy Disk
1-2 megabytes • CD ROM
– Just like a music CD.
– Software is purchased on CD.
– Today, some CD’s can be used to save information, but the computer has to have a
CD burner.
Rondo Community Outreach Library

• Find the floppy disk drive on your computer.
• Find the CD drive on your computer. Press the button and it will come out. Press on the tray to make it go back in.
Rondo Community Outreach Library

• Work like a floppy disk but hold more info (1-2 gigabytes)
• Plug into USB ports
(rectangular slot on the side of your computer).
• Find the USB ports.
Rondo Community Outreach Library

• When you save something to your computer, you save it to the hard drive.
• A hard drive holds about 30-100 gigabytes
(to put this in context, one billion keystrokes is equal to 1 GB of memory!)
• The hard drive also holds all the memory about your software and OS.
Rondo Community Outreach Library

• The first screen you see when the computer starts up
• The desktop has several icons that can be used as short-cuts to a program or file.
Rondo Community Outreach Library

• Software is information or instructions for your computer.
Some examples of software programs:
• Software needs to be installed on a computer, usually from a CD.
– MS Word
– MS Excel
– MS PowerPoint
– MS Internet Explorer
– Mavis Beacon
Rondo Community Outreach Library

• Any questions?
This work was created by Rondo Community Outreach Library.
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License. You are free to copy, distribute, transmit, and adapt this work provided that this use is of a non-commercial nature, that any subsequent adaptations of the work are placed under a similar license, and that appropriate attribution is provided where possible.