(a) the number of cases regarding planting of bombs in planes occurred during the year 2000-2001 and till date;
(b) the number of cases out of these found false;
(c) whether a false informer can easily be identified through Caller ID;
(d) if so, whether any proposal is under consideration with the Government to install `Caller ID` at main exchange and offices of Airlines to identify the false informers and take proper action against them accordingly; and
(e) if so, the details thereof?