Notes on the following: The difference between: primary, secondary and off-line storage with examples of each, such as: Primary: Read Only Memory (ROM) and Random Access Memory (RAM) Secondary: hard disk drive (HDD) and Solid State Drive (SSD); off-line: Digital Versatile Disc (DVD), Compact Disc (CD), Blu-ray disc, USB flash memory and removable HDD The principles of operation of a range of types of storage device and media including magnetic, optical and solid state How these principles are applied to currently available storage solutions, such as SSDs, HDDs, USB, flash memory, DVDs, CDs and Blu-ray discs Calculating the storage requirement of a file Advantages and disadvantages of different methods of storing music / movie files More resources like this at: https://www.tes.com/teaching-resources/shop/evinkapasaribu