Answer:
You can see an estimated battery life time.
Explanation:
To see it simply put your mouse over the battery icon, don't click it and it should give you the life it has left in hours:minutes format.
True, you can post stuff on Facebook in real time.
<span>To display rows from one table that do not have a corresponding row in the other table, you must create a(n) __________outer__________ join.</span>
I am 98% sure it is a callback function. Option "D"