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Connection Types Flashcards
OCR GCSE J277 Computer Science specification
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LAN
A Local Area Network is a network that covers a small geographical area, such as a home, school, or office.
WAN
A Wide Area Network is a network that covers a large geographical area, often connecting multiple LANs.
Wired connection
A connection using physical cables, such as Ethernet, to transmit data.
Wireless connection
A connection using radio waves, such as Wi-Fi or Bluetooth, to transmit data.
Ethernet
A wired networking technology commonly used in LANs for reliable and fast data transmission.
Wi-Fi
A wireless networking technology that uses radio waves to provide high-speed internet and network connections.
Bluetooth
A wireless technology for short-range communication between devices, such as phones and speakers.
Advantages of wired connections
Reliable, fast, and secure; less prone to interference compared to wireless connections.
Advantages of wireless connections
Convenient, portable, and allows multiple devices to connect without physical cables.
Transmission media
The physical or wireless means used to transmit data, such as fibre optic cables, copper cables, or radio waves.

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