单项选择题
What does ECC stand for?（）
A. Error-Checking Code B. Extended-Checking Code C. Error-Correction Code D. Enhanced-Correction Code
判断题 "Gas-Plasma displays require more power than LCDs."
单项选择题 （）systems can identify individuals with a high degree of certainty.
单项选择题 Serial ATA (SATA) uses a （）wire interface that creates a point-to-point connection between devices.
