单项选择题

Which of the following characteristics is true of a PCIe x8 card?（）

A. It can use only IRQ8.
B. It uses eight memory addresses for storage of data.
C. It has eight lanes by which data is transmitted.
D. It has eight times the bandwidth of a standard PCI card.

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单项选择题Which of the following has the speed of PC133?（）

A.SDRAM
B.RAMBUS
C.DDR2
D.DDR

单项选择题Which of the following connectors uses the main board ATX connector type?（）

A. Centronix
B. 20/24 pin
C. BNC
D. Molex

单项选择题Which of the following would be used to monitor unauthorized access to data files?（）

A. Performance Log and Alerts
B. Event Viewer
C. Security Configuration and Analysis
D. IP Security Monitor

单项选择题Which of the following cables can be used to directly connect a laptop to a PC for ICS?（）

A. IEEE 1394 cable
B. CAT5 crossover cable
C. CAT5e patch cable
D. Parallel cable

单项选择题Which of the following safety procedures is the BEST when lifting heavy equipment onto a repairbench?（）

A. The technician should always bend at the waist and lift with their arms.
B. The technician should seek assistance from an available customer.
C. The technician should always bend at the waist and lift with their back.
D. The technician should get assistance from another technician.