Secondary Storage
Explaining how secondary storage is different in purpose to primary storage, and why secondary storage is needed alongside primary storage. The 3 main types of secondary storage are explained (optical, magnetic, and solid state) along with the main examples of these (SSDs, HDDs, USB flash drives, etc). The general pros and cons of each in terms of reliability and durability are discussed. Made for OCR GCSE Computer Science Paper 1 (J277). Part of the 1.2 Memory and storage topic: • 1.2 Memory and storage (OCR GCSE CS Paper 1) Full Paper 1 playlist: • OCR GCSE Computer Science Paper 1 - Full P... 0:00 What secondary storage is and what its purpose is 2:17 Types of secondary storage 8:09 Pros and cons of each storage type
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