a. It is a form of ˇ°Auto IDˇ±, or automatic identification and captures information about an object using a machine, which is automatic, reliable, fast and efficient. Using any type of Auto ID dramatically reduces the amount of human labor involved in collecting data.
b. It is sometimes more efficient because the RFID readers do not need a ˇ°line of sightˇ± to read tags, it just needs to be in the vicinity or within the ˇ°read rangeˇ±, which can range from a few inches to 1000 feet, depending on the tag.
c. RFID readers can read through certain materials, but liquid and metal often interrupt the radio waves. |
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