It's been more than 45 years since Joni Mitchell first peered into the future and wrote the immortal treatise on the quandaries facing the modern enterprise computer shop:
I've looked at clouds from both sides now
From up and down, and still somehow,
It's cloud illusions I recall
I really don't know clouds at all
Do any of us really know cloud computing? Here's a quiz to test your knowledge and see how it measures up to Joni Mitchell's.