System functions (to work platform independent way with things which usually are very dependent from a platform).

--------------------------------------- 'Platform dependent information'


--------------------------------------- 'Console output'
To output, use <<, to input, >> operators. It is possible to concatenate several output and an input operations in a single statement. It is possible to declare a string variable to input to indirectly in >> operator, just after >> symbol.


--------------------------------------- 'INT range'


--------------------------------------- 'command line, environment variables'


--------------------------------------- 'special directories'


--------------------------------------- 'execute external program'
Take into attention that it is not possible to launch external applications from any sources at the TEST time.

------------------------------- 'internal object info'

--------------------------------------- 'miscellaneous'
