Students Share Exams Online

Web sites that allow the sharing of course notes and old exams are increasing. But some professors aren't happy

Photos. Music. Irrelevant video clips. For years, college students have shared them all on the Internet. Now, they're using the same medium to swap notes, tests, and quizzesa trend that has caught the wary eye of profs whose materials are being uploaded and school officials who worry about cheating.

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