[Computer Networks] What is ARPANET? - Class 12 Teachoo (2024)

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[Computer Networks] What is ARPANET? - Class 12 Teachoo? ›

Answer: ARPANET which stands for Advanced Research Projects Agency Network was the network that became the basis for the Internet and it was the world's first operational packet switching network.

ARPANET full form is Advanced Research Projects Agency NET. ARPANET was the very first network that was created using a distributed form of control. It was also considered to be one of the first networks to implement the protocols of TCP/IP.

The Full Form Of ARPANET is an Advanced Research Projects Agency NET. The Advanced Research Projects Agency Network (ARPANET) is considered as a forerunner to the contemporary Internet.

ARPANET, a project of the Department of Defense, was the network where the Internet protocol suite, TCP/IP, was developed and first used. NSFNET followed behind ARPANET and was designed as a network of research centers and supercomputers communicating over a TCP/IP network much as ARPANET before it.

Architecture of ARPANET

The network was built using a hierarchical structure, with backbone nodes at the top and smaller nodes at the bottom. The backbone nodes were responsible for carrying the majority of the network traffic and were typically located at major research institutions and government agencies.

ARPANET, experimental computer network that was the forerunner of the Internet. The Advanced Research Projects Agency (ARPA), an arm of the U.S. Defense Department, funded the development of the Advanced Research Projects Agency Network (ARPANET) in the late 1960s.

The primary goal of ARPANET was to provide a reliable and decentralized communication network that could withstand a nuclear attack. It was also intended to facilitate collaboration and resource sharing among researchers and scientists.

ARPANET was created through a collaboration between researchers, data scientists, engineers, and organizations funded by the U.S. Department of Defense's Advanced Research Projects Agency. The contract to build ARPANET was awarded to a technology company, Bolt, Beranek, and Newman (BBN).

In networking, a protocol is a set of rules for formatting and processing data. Network protocols are like a common language for computers. The computers within a network may use vastly different software and hardware; however, the use of protocols enables them to communicate with each other regardless.

The Internet is a network of networks. It works by using a technique called packet switching, and by relying on standardized networking protocols that all computers can interpret.

What is ARPANET and NSFNET Class 12? ›

ARPAnet Advanced Research Project Agency Network is a project sponsored by U. S. Department of Defense. NSFnet was developed by the National Science Foundation which was high capacity network and strictly used for academic and engineering research.

The ARPANET was formally decommissioned in 1990, after partnerships with the telecommunication and computer industry had assured private sector expansion and commercialization of an expanded worldwide network, known as the Internet.

This eventually led to the formation of the ARPANET (Advanced Research Projects Agency Network), the network that ultimately evolved into what we now know as the Internet.

How did ARPANET work? ARPANET initially connected four independent network nodes situated at University of California, Los Angeles (UCLA), Stanford Research Institute (SRI), the University of California-Santa Barbara (UCSB) and the University of Utah.

No one person, company, organization or government runs the Internet. It is a globally distributed network comprising many voluntarily interconnected autonomous networks.

ARPANET is the prototypical WAN. Internetworking required some form of standard that could be run on a variety of different hardware. PUP, and other similar protocols could perform this internetworking role. However, one set of protocols dominated, TCP/IP.

NSFnet was developed by the National Science Foundation which was high capacity network and strictly used for academic and engineering research.

The First Message Over the ARPANET computer in Menlo Park, California was simply “Lo" instead of the intended word, "login". The message text was the word login; the l and the o letters were transmitted, but the system then crashed. ARPANET was the network that became the basis for the Internet.

The Internet is a network of networks. It works by using a technique called packet switching, and by relying on standardized networking protocols that all computers can interpret.