(a) whether the Indian Railways has decided to install CCTV surveillance cameras in all mail and express trains and if so, the details thereof;
(b) whether these cameras are installed in every compartment including general unreserved compartments of the above said trains and if so, the details thereof;
(c) the details of the trains passing through Karnataka equipped with surveillance cameras; and
(d) the additional measures being taken to complete the process in its totality?