COMPUTER NETWORKING

Detailed explanation-1: -Invention and development. The concept of switching small blocks of data was first explored independently by Paul Baran at the RAND Corporation during the early 1960s in the US and Donald Davies at the National Physical Laboratory (NPL) in the UK in 1965.

Detailed explanation-2: -1962: Paul Baran of RAND develops the idea of distributed, packet-switching networks. ARPANET goes online in 1969. Bob Kahn and Vint Cerf develop the basic ideas of the Internet in 1973. In 1974 BBN opens the first public packet-switched network-Telenet.

Detailed explanation-3: -That idea is the ARPANET". Donald Davies’ work caught the attention of ARPANET developers at Symposium on Operating Systems Principles in October 1967. He gave the first public presentation, having coined the term packet switching, in August 1968 and incorporated it into the NPL network in England.