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A computer’s onboard LPT1 port fails. Which of the following I/O cards should be installed to fix this problem?（）
- A、Serial
- B、Parallel
- C、FireWire
- D、USB
参考答案
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单选题A computer’s onboard LPT1 port fails. Which of the following I/O cards should be installed to fix this problem?（）A
SerialB
ParallelC
FireWireD
USB
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The module is installed backwards.B
A USB device is using some memory.C
An onboard video card is using some memory.D
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