Data hazards occur when ………………… / » Parallel Computing solved MCQs / By admin Question: Data hazards occur when ………………… A. greater performance loss B. pipeline changes the order of read/write access to operands C. some functional unit is not fully pipelined D. machine size is limited Answer» b. pipeline changes the order of read/write access to operands Note: The above multiple-choice question is for all general and Competitive Exams in India.