Chapter 16, Problem 4RQ

Explanation of Solution

RFID reader:

The process of providing data and commands to an instruction into the computer is known as input and there are some input devices that are used to retrieve data and instructions into Random Access Memory (RAM).

• One type of input device is the Radio Frequency Identification (RFID) reader used by the radio frequency identification technology.
• It detects the radio signals emitted by the tag and picks up the signals into the RFID reader placed on a wall which is away from numerous feet.
• As it is very cheaper, it is being embedded with the package of the product...