Which of the Following Statements Is True of Radio Frequency

question 100

Multiple Choice

Which of the following statements is true of radio frequency identification (RFID) tags?

• A) They represent numerical data of a product by varying the thickness and pattern of vertical bars printed on the product's packaging.
• B) They require direct line-of-sight scanning for the radio waves to scan a product perfectly.
• C) They require a reader that tunes into a specific frequency to determine the number and location of products.
• D) They are installed in a handheld or pen-type scanner that reads and records data instantly.