Where do ads with placement selection appear?

What setting limits the number of times your ads appear on the Google Display Network to a unique user?

In remarketing campaigns, what is the default membership duration?

Surrounding your keyword phrase in quotes, such as 'tennis shoes' will result in which type of keyword?

What will happen if you don't select a keyword specific bid?

How do you implement a broad match modifier?

At which level may a daily budget be set?

Is it possible to set a maximum CPC (cost per click) at the Ad group level?

Why is the Actual cost-per-click (CPC) sometimes less than the CPC you have specified for a keyword?

Negative keywords cannot be applied to a whole Ad group?

What is the AdWords related term for the following? 'The total number of unique users who will be served your ad over a specific period of time'