Storage and Backup

• To understand what different types of storage device are there and when should they be used.

• To understand the hardware components that make up networked computer systems, how they interact, and how they affect cost and performance.

Objectives

Different types of storage device

• Optical disks• Magnetic media• Solid State Drives (SSD)• Memory cards• Network devices• Cloud storage

10 minutes

In groups of 3 how many

examples of each can you come up

with?

Optical disksMagnetic mediaSolid State Drives (SSD)Memory cardsNetwork devicesCloud storage

10 minutes

Different types of storage device

In groups of 3 how many

examples of each can you come up

with?

• You will be working in pairs. One will play the role of host/technical guru the other will be asking the

question.• Come up with a storage/backup problem and record

your solution using Audacity.

ExtensionTry and create a scenario for

each type of storage.

Phone in!

“Hi you’ve reached the tech phone in. How can I help?”

“Hi, I have loads of images saved on my laptop that are slowing down performance. What should I use to store them?”

“What is the total size of all the images?”

“About 2GB”

“Well that’s too large for a CD so either a DVD or a memory stick could be best.”

Example Script

• Set a challenging Phone-in scenario for another group.

• Answer their scenario.

Extension task

PlenaryIn pairs you have 2 minutes to share one thing you have learnt in today’s lesson and how it will help you.

That’s 1 minute each to talk about what you have learnt in todays lesson.