Problem: "Who plays the part of Charlie Fairhead in TV's ""Casualty""?"
Answer: derek thompson

Problem: Used primarily in railroad measurements (and, oddly enough, to mark the length of a cricket pitch), the chain consists of how many yards?
Answer: 22

Problem: It's name deriving from the Gaelic for 'large sword', which two-edged sword was traditionally used by Scottish highlanders?
Answer: claymore

Problem: In November 2010, China announced that it would have its first what in 2011?
Answer:
aircraft carrier