Understanding Wireless Technologies

Worldwide Interoperability for Microwave Access

Worldwide Interconnectivity for Microwave Access

World Interoperability for Mobile Access

Worldwide Integration for Microwave Access

Fiber optic cables

5G technology

Wi-Fi networks

Geostationary satellites

To connect devices over long distances

The main purpose of Bluetooth technology is to facilitate wireless communication between devices over short distances.

To provide internet access to devices

To charge devices wirelessly

RFID technology operates solely through Bluetooth connections.

RFID technology uses infrared light for data transfer.

RFID technology uses radio waves to transfer data between a reader and a tag for identification and tracking.

RFID technology relies on physical contact for identification.

National Frequency Control

Near Field Connection

Network Functionality Code

Near Field Communication

50 meters (164 feet)

100 meters (328 feet)

200 meters (656 feet)

10 meters (33 feet)

To assign a default gateway for devices.

To encrypt data during transmission.

To provide a physical address for network devices.

To uniquely identify a device on a network.

32 bits

64 bits

128 bits

16 bits

Wi-Fi is for local area networking; WiMAX is for long-range broadband access.

Wi-Fi is used for satellite communication; WiMAX is for short-range connections.

Wi-Fi provides cellular service; WiMAX is for local area networking.

Wi-Fi is a wired connection; WiMAX is a wireless connection.

NFC cannot be used for any payments.

NFC is outdated and not used in mobile technology.

Yes, NFC can be used for mobile payments.

NFC is only used for data transfer.