IPv4 and IPv6 Architectures

IPv4 was designed in 1980 to replace the NCP protocol on the ARPANET. The IPv4 displayed many limitations after two decades. The IPv6 protocol was designed with IPv4’s shortcomings …

OSI MODEL

Every network textbook includes a picture of the famous “seven-layer” model. Actually, this model is vague, and it does not always correspond to specific portions of …

Data Communication and its Protocols

Data Communication We all are acquainted with some sorts of communication in our day to day life. For communication of information and messages we use telephone …

Data Transmission Modes

There are three ways of transmitting data from one point to another as shown in Figure. 1. Simplex : In simplex mode, the communication can take place …

ASCII vs. EBCDIC

ASCII American Standard Code for Information Interchange also known as ANSI X3.4 7 bit code uses 8th bit as most significant bit for error checking. Text files …

ROUTER

Computer device that determines the best path out of the available path for a transmission. 2 main Softwares used in it: 1. Operating System 2. …

Database Management System

DBMS One Liner # DBMS contains information about a particular enterprise # Collection of interrelated data # Set of programs to access the data # …

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