The Ancient Chinese invented paper and money. Money was invented by the first king of China and paper was invented by a man in China by bamboo.
Example C Program to Catch a Signal. Most of the Linux users use the key combination Ctr+C to terminate processes in Linux. Have you ever thought of what goes behind this. Well, whenever ctrl+c is pressed, a signal SIGINT is sent to the process. The default action of this signal is to terminate the process. But this signal can also be handled.
If there is an error in the delivery to the destination, the ping command displays an error message. You can use the ping command to: 1  Ping your computer (by address, not host name) to determine that TCP/IP is functioning. ( 2 Pinging your computer does not verify that your network adapter is functioning.).