1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) the branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information 2) a small drink of liquor 3) metal device shaped in such a way that when it is inserted into the appropriate lock the lock's mechanism can be rotated DOWN 1) a liquid used for printing or writing or drawing 2) neckwear consisting of a long narrow piece of material worn (mostly by men) under a collar and ___d in knot at the front 3) (military) a secret agent hired by a state to obtain information about its enemies or by a business to obtain industrial secrets from competitors ** Scroll down for solution. ** Are you sure you want to peek? its nip key