With questions like these you'd have to update the questions, because in a few years it won't serve the same purpose.
Check out these questions for Leisure Suit Larry 1. Now they check if you're over 40, not 18.
And the problem today is all them kids can use the internet.
One of the questions is backwards.
Johnny Carson is
a. a singer.
b. David Letterman's sidekick.
c. Ed McMahon's sidekick.
d. an actor.
Correct answer: c.
That should be the other way around.