- How are prescriptions classified?   Prescriptions for movement. Technical prescriptions

- How are rail tracks classified in railway stations?   Running rail tracks and secondary rail tracks

- How are signals for slowdown classified?   Initial slowdown signals and final slowdown signals

- How is an extended scheduled disruption viewed?   As an accidental disruption

- How is signalling by hand carried out on the line and in stations?   With flag, lantern and illuminade red baton

- How long should luminous signals remain on?   Permanently

- How many and which lights signal CLEAR PASSAGE?   Two vertical, fixed lights

- How many foreign language announcements should be made using ISA?   At least three

- How many locations in the station are equipped with sound systems?   One or more

- How many modes are there for slowing down and what are they?   Three. Notified, unplanned and stopping

- How many requirements are there for an efficient and effective braking system?   Five

- How many safety activities are assigned to the railway companies and what are they?   Four. Driving a train. Train formation. Accompanying a train. Vehicle verification

- How many ultimate generation sound systems must be equipped with an ISA function?   All types

- How many whistles demand the prompt application of all the brakes?   Three short and loud whistles

- How many whistles order the full release of brakes?   One long whistle followed by a short one

- How many whistles signal an alarm and require, at the same time, immediate and forceful application of all brakes?   More than three short and loud whistles

- How quickly should the slowdown signals be placed on the ground?   As quickly as possible

- How should prescriptions be given to personnel?   In writing with the compilation of a prescription form