Try to enroll in Mandarin classes before you go (Mandarin Chinese is the default language in almost every part of China), or try to teach yourself some of the basics -- the BBC website has a decent introduction to learning Chinese.

CNN: 5 top tips for China first-timers

So, to put it in very plain language, we would default.

WHITEHOUSE: Press Briefing

The string of hacks have primarily exploited vulnerabilities in the programming language Java, which is installed on most computers by default.

CNN: Facebook hacked, says no user data compromised