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History of Computer Networks In 1960, the ARPANET (Advanced Research Projects Agency Network) was widely recognized as the world’s first operational packet-switching computer network and the foundational technology of the modern internet. Developed By: The U.S. Department of Defense’s Advanced Research Projects Agency (ARPA, now DARPA). First Operational: 1969. Key Milestone: The first successful message transmission occurred on October 29, 1969, between nodes at UCLA and the Stanford Research Institute (SRI). Precursor to the Internet: ARPANET directly evolved into the core network of what became …

Encoding Introduction Encoding is the broader term, and modulation is a subset of encoding. All modulation is encoding, but not all encoding is modulation. Encoding is the general process of converting data into a signal suitable for transmission or storage. Modulation is a special case of encoding in which a carrier signal is always used and varied to transmit information. Definition Encoding schemes define the methods used to convert digital or analog data into signals suitable …

Slno Name of Books Author Publication Computer Network 1. Computer Networks A. S. Tanenbaum Practice Hall of India 2. Introduction to Data Communication & Networking Behrouz Forouzan Tata McGraw Hill(TMH) 3. Computer Networking J.F. Kurose & K.W. Ross Pearson Publication 4. Communications Networks Leon Garcia, and Widjaja Tata McGraw Hill 5. Data and Computer Communications Willian Stallings Pearson Publication 6. Computer Networks: A Systems Approach Larry L. Peterson The Morgan Kaufmann Series in Networking Network …

Computer Network Basics Ques. : What is the difference between Network and Computer Network? Ques. : What is Networking? Ques. : What is Node in a  Computer Network? Ques. : What is Link in a  Computer Network? Ques. : What is the difference between internet, intranet and extranet in a computer network? Ques. : What are the types of communication mode in a Computer Network? Ques. : What are the main factors that affect the performance …

        Difference Between Data and Signal 4. Slno Data Signal 1. Data is what we need to sent through a medium.Data is being carried from one place to another. Signal is what we can sent.Signals are used to carry information from one device to another. 2. Data is raw form, or unprocessed form. The signal is electromagnetic form of data that is used to transfer from one location to another. 3. The data can …