CALIFORNIA has spent some $50 million developing and administering the high school exit exam, as mandated by the Legislature and signed by Gov. Gray Davis. This was to be the first year passage of the exam would be a high-school graduation requirement -- except that an Oakland judge seems poised to throw the requirement aside. The legislative vote, executive approval and millions of dollars spent to develop and administer the test apparently mean nothing, not when a judge thinks a reform is not fair. I wish I were shocked at a last-minute judicial fiat that runs roughshod over a much-needed...