外部设备接口的功能是()、通信格式识别、数据传输的出错检验、()的转换等。
参考答案:串行/并行数据转换;信号电平
麻疹的基本治疗原则是()
A.辛温解表
B.清热解毒
C.益气透表
D.温肺化痰
E.辛凉透疹
Open Shortest Path First(OSPF)is a (71) routing algorithm that (72) workdone on the OSI IS-IS intradomain routing protocol.This routing,as compared todistance—vector routing,requires (73) processing power.The Dijkstra algorithm is usedto calculate (74) OSPF routing table updates only take place when necessary, (75) atregular intervals.
A.more B.less C.same D.most