How many tasks are there to install MILES? (Fallout 4)

http://ru.fallout.wikia.com/wiki/%D0%A4%D0%BB%D1%8E%D0%B3%D0%B5%D1%80_%28%D0%BA%D0%B2%D0 % B5% D1% 81% D1% 82% 29

Reverrius
In order not to bother with this boring quest, use the flight mode (tlc) near the buildings - get up, put the sensor and go home.