Application Layer: Socket Programming in C

Explain the concept of a socket as an endpoint for network communication

Describe the sequence of socket API calls for a typical TCP server (socket, bind, listen, accept)

Describe the sequence of socket API calls for a typical TCP client (socket, connect)

Implement a simple TCP echo client in C that sends and receives data

Implement a simple TCP echo server in C that handles a client connection

Describe the socket API calls for a typical UDP client/server

Implement a simple UDP echo client-server program in C