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In 2007, the official Xinhua News Agency reported that the resolution of the BeiDou system was as high as 0.5 metres. With the existing user terminals it appears that the calibrated accuracy is 20m (100m, uncalibrated).

What is the calibrated accuracy of the BeiDou system?
Answer: 20m
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For the finals, American Idol debuted a new state-of-the-art set and stage on March 11, 2008, along with a new on-air look. David Cook's performance of "Billie Jean" on top-ten night was lauded by the judges, but provoked controversy when they apparently mistook the Chris Cornell arrangement to be David Cook's own even though the performance was introduced as Cornell's version. Cornell himself said he was 'flattered' and praised David Cook's performance. David Cook was taken to the hospital after the top-nine performance show due to heart palpitations and high blood pressure.

Who arranged the version of "Billie Jean" that David Cook performed on American Idol?
Answer: Chris Cornell
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The city of Bern or Berne (German: Bern, pronounced [brn] ( listen); French: Berne [bn]; Italian: Berna [brna]; Romansh: Berna [brn] (helpinfo); Bernese German: Barn [brn]) is the de facto capital of Switzerland, referred to by the Swiss as their (e.g. in German) Bundesstadt, or "federal city".[note 1] With a population of 140,634 (November 2015), Bern is the fifth most populous city in Switzerland. The Bern agglomeration, which includes 36 municipalities, had a population of 406,900 in 2014. The metropolitan area had a population of 660,000 in 2000. Bern is also the capital of the Canton of Bern, the second most populous of Switzerland's cantons.

Where does Bern rank in population in Switzerland?
Answer:
second