Final answer:
Kickstart is the tool used to perform automated installs of Red Hat Linux.
Step-by-step explanation:
The tool used to perform automated installs of Red Hat Linux is Kickstart. Kickstart is a feature of Red Hat Enterprise Linux that allows for automated installations of the operating system. It uses a configuration file that contains instructions for the installation process, specifying details such as partitioning, package selection, network configuration, and more.