What: The 'process' resource category encapsulates a process handle to allow operations on processes. Currently only one command operates on this kind of resource: the cleanup (process) commands that is designed to kill the process (this is mainly associated with environment management).
What: 'query.shell' represents a resource which contains one or several shell command lines.
Attributes: The command line supports an optional timeout attribute that specifies how long to wait before timeouting during its execution. The time is measured in milliseconds (range: strictly positive up to 2^31-1 (around 2 billions)).
What: 'result.shell' is the category of a resource that represents the result of a shell command execution (exit code, output streams...).