unit r001: understanding computer systems
DESCRIPTION
UNIT R001: Understanding Computer Systems. Storage and Memory. You are a spy You have broken into the secret enemy compound You have 15 seconds to memorise the code. CIA FBI KGB DNA BBC UK CNN USA. CI AFB IKG BDN ABB C UKC NNU SA. How many can you remember. Learning Outcomes. - PowerPoint PPT PresentationTRANSCRIPT
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UNIT R001: Understanding Computer
Systems
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Storage and Memory
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19/04/2023 IS50004A 3
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You are a spy
You have broken into the secret enemy compound
You have 15 seconds to memorise the code
![Page 5: UNIT R001: Understanding Computer Systems](https://reader038.vdocuments.us/reader038/viewer/2022103100/56812de0550346895d9338c6/html5/thumbnails/5.jpg)
CI AFB IKG BDN ABB C UKC NNU SA
CIA FBI KGB DNA BBC UK CNN USA
![Page 6: UNIT R001: Understanding Computer Systems](https://reader038.vdocuments.us/reader038/viewer/2022103100/56812de0550346895d9338c6/html5/thumbnails/6.jpg)
![Page 7: UNIT R001: Understanding Computer Systems](https://reader038.vdocuments.us/reader038/viewer/2022103100/56812de0550346895d9338c6/html5/thumbnails/7.jpg)
How many can you remember
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Learning Outcomes
1. Be aware of a range of storage devices
2. Know what the common features are such as use, advanatges / disadvatages, and size
3. Know which storage device to use for saving or storing
Wednesday 19 April 2023
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A bit – the smallest measure of memory
A
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LO
Task
• How many different ways are there to save / store information
• Compare what information you could or could not store - for example a telephone number on A3 paper would be a waste.
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LO
Storage devices
• optical disks (e.g. CD and DVD for data storage)
• magnetic media (e.g. internal and external hard disk drives (HDD), tape)
• Solid State Drives (SSD)• Memory cards, i.e. flash memory
devices• Network devices (e.g. routers, modems)• Cloud storage
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Task• Draw one of these storage devices• Line up on order of size• Think about the advanatges of the
device for storage• Line up again• Think about the dis-advanatges of the
device for storage• Line up • Which is the best device?
Wednesday 19 April 2023
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19/04/2023 IS50004A 14