Secondary storage is additional storage facilities added to a computer system to store data and programs when the power is switched off.
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What is the magnetic hard disk?
The magnetic hard disk is a secondary storage device using magnetised platters to store data and files.
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What is optical disk?
Optical disk is a secondary storage device using lasers to read (and write) data to a reflective surface. For storing files to be distributed , transferred or for backup of important files.
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What are some advantages of solid state memory?
Quicker access times than magnetic disks, no moving parts to go wrong, uses significantly less power, relatively cheap at low capacity.
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What are some examples of solid state?
Solid State- USB, Flash Drive, Phones
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What are some xamples of magnetic hard disk?
Magnetic Hard Disk- PC, Laptop
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What are some examples of optical disk?
Optical Disk- CD, DVD
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Front
What is the magnetic hard disk?
Back
The magnetic hard disk is a secondary storage device using magnetised platters to store data and files.
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