2.35：1
4：3
1.33：1
1.78：1
名词解释题纵横比（Aspect ratio）
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单选题Which of the following is the definition of CAS latency？（）ACAS latency is the ratio between the column access time and the clock cycle time.BCAS latency is the ratio between the row access time and the clock cycle time.CCAS latency is the ratio between the column access time and the data burst transfer time.DCAS latency is the ratio between the row access time and the data burst transfer time.
单选题A standard installation for wireless will use which of the following antenna types?（）A SectorB PatchC YagiD Omni-Directional
单选题Which of the following is the minimum number of drives in an RAID 0 configuration？（）A2B3C4D5
单选题Which of the following is the form factor of a standard VGA connector?（）A DB-15B DB-9C DIN-6D DB-25
单选题Which of the following operation will have a direct impact on the rate of wear in a cylinder liner （）A amount of scavenge air to the cylinderB quality of fuel injectedC viscosity of the lube oilD compression ratio of the piston
多选题Which of the following network connections would use a standard POTS line to both send andreceive Internet packets?（）ADial-upBDSLCSatelliteDOC3ET1
