Which of the following technologies has the software company implemented in the above scenario?

A software company has implemented a wireless technology to track the employees’ attendance by recording their in and out timings. Each employee in the company will have an entry card that is embedded with a tag. Whenever an employee enters the office premises, he/she is required to swipe the card at the entrance. The wireless technology uses radio-frequency electromagnetic waves to transfer data for automatic identification and for tracking tags attached to objects.

Which of the following technologies has the software company implemented in the above scenario?
A . WiMAX
B . RFID
C . Bluetooth
D . Wi-Fi

View Answer

Answer: B

Explanation:

RFID (Radio Frequency Identification) is the wireless technology that the software company has implemented in the above scenario. RFID uses radio-frequency electromagnetic waves to transfer data for automatic identification and for tracking tags attached to objects1112. WiMAX (Worldwide Interoperability for Microwave Access) is a wireless technology that provides high-speed broadband access over long distances13. Bluetooth is a wireless technology that enables short-range data communication between devices, such as phones, laptops, printers, etc.14. Wi-Fi (Wireless Fidelity) is a wireless technology that allows devices to connect to a local area network or the internet using radio waves