• 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 fastestb) 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 tapes2) CD ROM: 3) CD R4) CD RW5) DVD ROM6) DVD R7) DVD RWs8) Floppy discs and hard discs,9) Zip discs,10) Jaz discs,11) Memory sticks,12) Flash memory.

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