Added defining connection string questions
Added defining connection string questions

michaelsync/Azure-70-532-Practice-Test,michaelsync/Azure-70-532-Practice-Test,crpietschmann/Azure-70-532-Practice-Test,crpietschmann/Azure-70-532-Practice-Test,badescuga/Azure-70-532-Practice-Test,badescuga/Azure-70-532-Practice-Test