State and explain sources of capturing data.
Punch cards, keyboards, bar code scanners—the trend is clear. Input devices have continued to promote faster and more accurate data entry. Key to this advance is capturing data at their source, and no tool does this better than radio frequency identification (RFID) systems. An RFID transmitter sends out a coded radio signal. An RFID tag changes and reflects this signal back to an antenna. The RFID system […]