Secondary Storage Devices
Secondary storage is used for long-term data storage. It stores data not currently in use by the CPU. It is slower than primary storage but has much larger capacity.
Magnetic storage
Uses magnetic fields to store data. Example: Hard Disk Drive (HDD).
Optical Storage
Uses lasers to read/write data. Examples: CDs, DVDs.
Solid-State Storage
Uses flash memory with no moving parts. Faster and more reliable. Examples: SSDs, USB drives.
Bar Chart
Styling for the bar chart can be found in the
/js/demo/chart-bar-demo.js file.
Donut Chart
Styling for the donut chart can be found in the
/js/demo/chart-pie-demo.js file.