(1) What areas of the Exclusive Economic Zone (EEZ) are currently covered by 24-hour RADAR surveillance by the SA National Defence Force (SANDF); (2) whether the SANDF has any plans in place to ensure that areas of the EEZ that are not covered by 24-hour RADAR surveillance are covered in the future; if not, why not; if so, what are the relevant details; (3) whether she has found that the 24-hour RADAR surveillance is effective where it is deployed in protecting the EEZ; if not, why not; if so, how was this conclusion reached?