(1) What query would you enter into a search engine to find the Java API documentation for the "ArrayList" class?<br>
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(2) Does this code add something to the stack or the heap or both?
<pre>
int i = 7;
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(3) Does this code add something to the stack or the heap or both?
<pre>
Bob b = new Bob();
</pre>
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(4) What is the purpose of the "this" variable?<br>
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(5) How does one determine the type of the "this" variable?<br>
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(6) How does one pass something to become the "this" parameter?<br>
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(7) How do static methods differ from non-static methods?<br>
<font color=gray>(You can skip this question since I haven't taught this, yet. This question is here to remind me to talk about it.)</font><br>
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(Bonus elite challenge question) This code throws a NullPointerException. Can you fix it?<br>
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class Beta
{
	Alpha alpha;

	Beta(Alpha a)
	{
		// (Hint: Do something right here to fix the problem)
	}

	void gamma()
	{
		alpha.inc();
	}
}

class Alpha
{
	int i = 0;

	void inc()
	{
		i++;
	}

	public static void main(String[] args)
	{
		Alpha a = new Alpha();
		Beta b = new Beta(a);
		b.gamma();
	}
}
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