1. • Computer Studies Year 7 Storage Devices
ACTIVITY SHEET (Hard)
(You can use a word processor for this task if you wish.)
TASK 1
Look up the Internet (e.g. www.howstuffworks.com) to find out more information about
storage devices. Arrange the following storage media:
a) In order of speed, starting with the fastest
b) In order of storage capacity, starting with the largest
DVD, floppy disk, CD-ROM, hard disk, Zip disks, Jaz disks. For each of these storage media,
give a typical storage capacity.
TASK 2
 Describe common backing storage media
 How they are used
 Types of access (e.g. serial/sequential, direct/random) and access speeds.
 Advantages and Disadvantages
Types of Storage Devices:
1) Magnetic tapes
2) CD ROM:
3) CD R
4) CD RW
5) DVD ROM
6) DVD R
7) DVD RWs
8) Floppy discs and hard discs,
9) Zip discs,
10) Jaz discs,
11) Memory sticks,
12) Flash memory.
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