This chapter provides information about public and read-only OLISTs for storing site-wide common Object Lists.
IPT administration of the public and read-only libraries is accomplished through data set security. A public OLIST can only be modified by an authorized IPT administrator, and it cannot be overridden by an unauthorized user. A read-only OLIST can only be modified by an authorized IPT administrator or customized by a user and stored as a private permanent OLIST.
User-accessible OLISTs have a priority of public, private, and ...