This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
More than likely, the environment in which you're running Java (for example, a command prompt application) will not know how to display this value as a Unicode character, so you might see something like a question mark displayed instead.
"We're kind of on the level of crossword puzzle writers... And no one ever goes to them and gives them an award." ~Joe Strummer sscce.org