You work as a Network Administrator for Sanctity Inc.

You work as a Network Administrator for Sanctity Inc. The company has a Linux-based network. You are installing a UPS on a file server on the network. Users frequently use this server to store and retrieve their files. After installing the UPS, you make the required changes in the /etc/inittab file. You want to implement these changes with immediate effect, but you cannot afford to reboot the server. Which of the following commands will you use to accomplish the task?