1. A method of creating, in a monitoring computer system, a test to detect a predetermined condition in a remotely monitored computer system, comprising: selecting, via interactions between a user and a graphical user interface, at least one system parameter from a list of available system parameters, each of the system parameters representing a hardware or software component of the remotely monitored computer system; selecting, via interactions between the user and the graphical user interface, at least one operator from a plurality of operators to operate on the at least one system parameter; connecting the at least one operator and the at least one system parameter, via interactions between the user and the graphical user interface, to generate a graphical representation of the test; and presenting by an appearance of a plurality of icons on a display, the test for the predetermined condition, each of the icons respectively corresponding to the at least one operator and the at least one system parameter.