658868
Barcodes
- Stores specific data (products code, manufacturers and price details).
- Computers are very good at processing data
- Barcodes are read by a laser which is in a barcode reader.
- Computers are very good at processing data
- Cheaper to operate.
- Disadvantages; Need bar code scanners to read
- Can get damaged.
- Has to be manually scanned all the time
- Has to be manually scanned all the time
- Can get damaged.
- Its a very fast way of entering numerical data
- Or data into a computer
- Or data into a computer
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