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Lecture notes

Data exchange and Packet switching

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For BTEC Level 2 college students venturing into the realm of information technology, comprehending concepts like data exchange and packet switching is akin to unlocking the gateway to the digital universe. Imagine the digital world as a bustling city, and data exchange as the intricate network of ...

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  • February 15, 2024
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  • 2023/2024
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Data Exchange



The passing of data between devices in a network,
such as the Internet




Packet Switching
One of the important and fundamental
technologies of data exchange




- Packet is a unit of data that can be transferred at one time.
- All data is transferred across the Internet in packets.
- Packet switching is a data exchange process in which data is broken into small-sized pieces
called packets for fast and efficient transmission.
- Packet switching is the process of routing communications traffic in the form of data packets
from a sender to the correct receiver.




PACKET SWITCHING
DATA BROKEN INTO SMALL-SIZED PIECES




- Transfer of small pieces of data across various networks.
- The data chunks/packets allow for faster, more efficient data transfer.




Monday 4th December 2023

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