【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
【单选题】无线电通信日志记载的内容不包括()。
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、电话和传真等通信业务的来往情况记录
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】熟料SM表示熟料中的SiO2与Ai2O3和Fe2O3之比。
【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.
【单选题】While logged into a router you manually shut down the serial 0 interface using the "shutdown" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What c...
A.
Serial 0 is up, line protocol is up
B.
Serial 0 is up, line protocol is down
C.
Serial 0 is down, line protocol is down
D.
Serial 0 is down, line protocol is up
E.
Serial 0 is administratively down, line protocol is down
F.
Serial 0 is administratively down, line protocol is up
【单选题】无线电通信日志记载的内容不包括_____。
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
【多选题】以下哪些接口可以做为R2501的serial0的备份接口?
【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-Serial0]standby interface serial 1 30[Quidway-Serial0]standby interface serial 2 40[Quidway-Serial0]standby logic-channel 3 50[Quidway-Serial0]standb...