Lesson 9. File Systems and Storage

Although personal computer processor speed has increased around a thousandfold since the first Mac was introduced in 1984, storage capacity has easily increased a million times over. Compare 1984’s 400 KB floppy to today’s average desktop disk at 1 TB, which is roughly equivalent to 1,000,000,000 KB, or 2.5 million 400 KB floppies. Users have responded by moving thousands of pictures and hundreds of hours of music and video, historically stored in analog form, to digital storage. Even though the Internet has recently changed our perception of what a computer ...

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