When the system says "not currently on a outstanding certification" it means the list has been returned to DCAS because they stopped hiring for the moment, when hiring resumes, they return the list to transit, and then you will be on a outstanding certification again! WHEW!!!
There are a few, your TSS will let you know which ones, The rulebook is copyright 2003 and the MTA has not updated it.. You will soon learn that the most consistent thing about the MTA is inconsistency!
There will be about 20 questions on signal test, but you don't know which ones, so you have to know them all! That includes lighted signals radio codes, signs and markings etc..
If you fail the signal test the first time you're out! If you pass it the first time, you will have to pass it a second time in order to keep your job!
Also be sure you are in good enough shape to be able to climb on to a subway car from the track bed! One person had to leave their class because they weren't able to do it. MTA is allowing them to go to the gym and come back for the July class,
Ta18 is the name of one class section in the B division.