Add sockets content

content/roadmaps/102-devops/content/101-os-concepts/105-sockets.md

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-# Sockets
+# Sockets
+
+Socket is an endpoint of a two way **communication** link between **two different processes** on the network (same or different machines). The socket mechanism provides a means of inter-process communication (IPC) by establishing named contact points between client and server. It is the combination of IP Address and Port Number.
+
+e.g. `http://192.168.0.1:8080`
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.geeksforgeeks.org/socket-in-computer-network/'>What are Sockets?</BadgeLink>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://www.tutorialspoint.com/unix_sockets/what_is_socket.htm'>Types of Sockets</BadgeLink>
+<BadgeLink badgeText='yellow' href='https://www.baeldung.com/cs/port-vs-socket'>Port vs Socket</BadgeLink>