10 Questions
Which electromagnetic phenomenon is mentioned as a less common method of achieving wireless communications?
Light
What technology is used for wireless communication over short distances, such as a few meters for Bluetooth?
Infrared waves
What term was used initially for the first radio transmitting and receiving technology?
Wireless telegraphy
Which of the following is mentioned as an application of radio wireless technology?
GPS units
What replaced the term 'wireless' around 1920 in the context of radio technology?
Radio
What is the most common wireless technology mentioned in the text?
Bluetooth
Which application is NOT mentioned as an example of radio wireless technology?
Television remote controls
When was the term 'wireless' initially used for the first radio transmitting and receiving technology?
Between 1890 and 1920
Which electromagnetic phenomenon is mentioned as a less common method of achieving wireless communications?
Electric fields
What replaced the term 'wireless' around 1920 in the context of radio technology?
'Radio'
Study Notes
Wireless Communications
- Infrared is a less common method of achieving wireless communications, using electromagnetic phenomenon.
Radio Technology
- The term "radio" was initially used as "wireless" for the first radio transmitting and receiving technology.
- Around 1920, the term "radio" replaced "wireless" in the context of radio technology.
Short-Distance Wireless Communication
- Bluetooth technology is used for wireless communication over short distances, typically a few meters.
Applications of Radio Wireless Technology
- Radio wireless technology has applications in various fields, such as:
- Radio broadcasting
- Mobile phones
- Wi-Fi networks
- Satellite communication
- GPS (Global Positioning System)
Exceptions
- Television is NOT mentioned as an example of radio wireless technology.
Test your knowledge of wireless communication with this quiz that covers various types of wireless technologies, including radio waves and Bluetooth. Explore the transfer of information between devices without the use of physical connectors or cables.
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