1. Technology Education THE PERSONAL COMPUTER (PC) HARDWARE PART 3

2. Purpose Of Lesson Part 3
To teach students the different types of storage medias used with computers and their different sizes.

3. WE WILL DISCUSSED Floppy drives Tape drives
Compact Discs(CD) different physical sizes: CD, Laserdisc, mini disc.
FLASH MEMORY: Ex: Flash Drives
USB 1.0, 2.0, AND 3.0

4. Drives 31/2 inch floppy
Typically remove from the front.
OBSOLETE!

5. Saving Medias - Floppy Discs WHY DO WE CALL THEM FLOPPY DISCS?
31/2 inch
51/4 inch
8 inch

6. 31/2 Inch Floppy
Holds 1.44MB

7. Zip Drives
100MB
250MB
Became OBSOLETE just a few years after coming out!

8. VINYL RECORD
VINYL RECORD UNDER MICROSCOPE

9. CD Format
CD DISC UNDER MICROSCOPE

10. Laser Discs, CD, & Minidisc

11. LASERDISC HOLD MOVIES WAS USED BEFORE DVD’S CAME OUT!
HAS TO BE LASERDISC PLAYER
REPLACED VHS TAPES

12. JUMP DRIVE/FLASH DRIVE
Currently up to 1000 Gigabytes or 1TB while still remaining this small ($ )
Yeah! And it is also Very FAST!!!!!!

13. USB 3.0
Currently out
Has an additional 5 connectors behind the normal 4
Much FASTER!!!

14. USB 3.0 If you have an older PC don’t worry you can add some USB 3.0
connectors to your
computer with an
expansion card or
express card.

15. USB 3.0
Several different connectors unique to USB 3.0

16. WE HAVE DISCUSSED Floppy drives Tape drives
Compact Discs(CD) different physical sizes: CD, Laserdisc, mini disc.
FLASH MEMORY: Ex: Flash Drives
USB 1.0, 2.0, AND 3.0

17. END OF PART 3