"What versions of .Net were you using at each of these jobs?" "What percentage of time were you using SQL databases?" "On a scale of 1-10, how well do you know

"What versions of .Net were you using at each of these jobs?" "What percentage of time were you using SQL databases?" "On a scale of 1-10, how well do you know Java?" and my personal favorite...."Are you willing to do a contract role for less than your salary? We have many candidates go long term."