This week's book giveaway is in the Mac OS forum. We're giving away four copies of a choice of "Take Control of Upgrading to Yosemite" or "Take Control of Automating Your Mac" and have Joe Kissell on-line! See this thread for details.
11. Which statements about garbage collection are true? A) The garbage collector runs in low memory situations B) You can run the garbage collector when ever you want. C) When it runs, it releases the memory allocated by an object, which is no more in use. D) Garbage collector immediately runs when you set the references to null.
Answer: A.C feel a little bit not comfortable with A, can somebody explain a little bit? does its wording has problem?