1. A method of issuing at least two operations on a data set accessible through a host according to a protocol, comprising: expressing the operations as a resource script in a script language comprising: at least one data set instruction corresponding to at least one verb of the protocol, and at least one flow control instruction configured to alter an execution flow of the resource script, the resource script comprising at least one data set operation and at least one flow control operation; and executing the resource script on a script processor configured to perform operations on the data set.