Wireless Technology Quiz

What does Wi-Fi primarily use to transmit data?

• Infrared waves

• Radio waves

• Microwaves

• Sound waves

Which IEEE standard defines Wi-Fi protocols?

• 802.3

• 802.11

• 802.15

• 802.1X

What is a common real-life use of Wi-Fi technology?

• File sharing between smartphones

• Watching Netflix on a smart TV

• Hands-free calling in cars

• Wireless charging

What is a major limitation of Bluetooth technology?

• High power consumption

• Limited range

• Requires line of sight

• Interference from other devices

Which wireless technology requires a direct line of sight to work effectively?

• Wi-Fi

• Bluetooth

• Infrared

• NFC

What is an example of infrared communication?

• Remote control for a TV

• Streaming music from a phone to a speaker

• Contactless payments

• Using a microwave oven

What frequency band does Bluetooth operate in?

• 5 GHz

• 2.4 GHz

• 1 GHz

• 10 GHz

What is the primary use of microwave transmission in communication?

• File sharing between devices

• Connecting cellular towers

• Broadcasting FM radio

• Contactless payments

What is an example of NFC technology in use?

• Streaming a movie online

• Making a contactless payment

• Using a walkie-talkie

• Broadcasting a radio signal

Which wireless transmission method has the longest range?

• Bluetooth

• NFC

• Radio

• Infrared