Networking & Protocols
intermediate
Sockets API Basics
Sockets API lifecycle for embedded systems: socket/bind/listen/accept/connect/send/recv/close, TCP vs UDP patterns, blocking vs non-blocking I/O, select/poll/epoll multiplexing, socket options, error handling, and lwIP vs Linux sockets.
networking
sockets
tcp
udp
+5
Interview Weight: 4/10
