【单选题】无线电通信日志记载的内容不包括_____。(130933:第11章 电台日常管理与PSC/FSC检查) (A-0,B-0,C-0,D-0,错误-0)
B.
处理正常通信业务的情况,包括各类窄带直接印字电报、单边带无线电话、数字选择性呼叫、卫通电传、电话
C.
电台通信设备和值守设备的试验情况,以及开关机时间
D.
接收到的气象报告、气象传真图、航行警告和紧急信息
【判断题】一根悬臂梁2m,在悬臂梁的顶端受到1N的作用力,则在其固定端截面的弯矩为2000N.m。
【简答题】在Word 2010 中,可以通过选择 ,选项卡下的 命令来统计全文的字符数。
【多选题】One way to test the hypothesis that stock prices follow a random walk is serial correlation. Which of the following sayings are right about Serial Correlation ?
A.
Serial Correlationis the correlation between the returns on two securities.
B.
A positive coefficient of serial correlation indicates a tendency toward continuation—a higher-than-average return today is likely to be followed by higher-than-average returns in the future.
C.
A negative coefficient of serial correlation indicates a tendency toward reversal—a higher-than-average return today is likely to be followed by lower-than-average returns in the future.
D.
Serial correlation coefficient for stock returns near zero would be consistent with market efficiency.
【简答题】对色料混合来说,品红和青混合得到________色,品红和黄混合得到________色,青和黄混合得到________颜色。
【单选题】根据以下的配置,请判断当主接口serial0出故障后,哪一个备份接口最先被启用。() Quidway(config-if-Serial0)#backup interfaceserial130 Quidway(config-if-Serial0)#backup interfaceserial240 Quidway(config-if-Serial0)#backup logic-channel350 ...
【简答题】在 Word 2010 中, 可以通过选择()选项卡下的 ()命令来统计全文的字符
【单选题】根据以下的配置,请判断当主接口serial0出故障后,哪一个备份接口最先被启用()。
【判断题】函数在某点处的极限一定会和此点的定义值相等