A block of data transmitted across a network is called a Packet
A packet is a group of digital information characterized by:
- Containing computer data and control information
The idea of a packet was developed by the American computer scientist Paul Baran in the early 1960s
The information packet was initially developed for intelligence and classified information gathering purposes in the United States and Great Britain. Over time it has been a tool used by other people around the world to transfer information through digital means.
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