Computer data measurement unit
1. Why is there a unit of measurement
Computers are used to process data, so when the data reaches a certain magnitude,
we must prepare appropriate units to express
2. Basic unit
Bit (bit): This is an artificially specified minimum unit of measurement.
Byte (bytes): This is also an artificially specified unit. One byte is equal to 8 bits.
3. Commonly used units and conversion relations
1B = 8b
1KB = 1024B
1MB = 1024KB
1GB = 1024MB
1TB = 1024GB
1PB = 1024TB