[单项选择]If a DSC distress relay is transmitted from coast station , it will（）.
A. indicate the ship in distress that the alert has been received
B. alert ships in the area of a distress incident that a distress has occurred
C. inform other coast station of distress incident
D. repeat the distress alert in 5 minutes

更多"If a DSC distress relay is transmit"的相关试题:

[单项选择]DSC distress relays can be transmitted by either（）or（）.
A. a coast station/a ship station
B. an EPIRB/a SART
C. ARQ/FEC
D. a back-up satellite/a land SAR unit

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[单项选择]In the GMDSS, distress alerting can be transmitted in（）directions.
A. 1
B. 2
C. 3
D. 4

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[单项选择]All coast radio stations（）DSC installed for VHF and HF.
A. have
B. had
C. are having
D. have had

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[单项选择]If you are sailing from the East Coast of the United States to the Caribbean Sea，which publication would contain information on weather，currents，and storms?（）
A. Sailing Charts of the Caribbean Sea
B. Pilot Charts of the North Atlantic
C. Light Lists，Atlantic and Gulf Coast
D. Tidal Current Tables

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[判断题]根据UE是否知道其通过relay接入到网络，可以分为透明relay和非透明relay。

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[多项选择]DHCP relay又称为DHCP中继，下列关于DHCP relay的说法正确的是（）。
A. DHCP协议多采用广播报文，如果出现多个子网则无法穿越。所以需要DHCP relay设备
B. DHCP relay一定是一台交换机或者路由器
C. DHCP relay设备可以是一台主机
D. DHCP relay不改变报文内容，报文原样转发

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[单项选择]DHCP Relay又称为DHCP中继，当DHCP Relay收到DHCP用户的请求报文，而且“giaddr”（gateway IP address）字段为0，则（）。
A. 把自己的IP地址填入此字段，并把此报文单播给真正的DHCP SERVER
B. 把自己的IP地址填入此字段，并把此报文广播出去
C. 保持该字段为0，并把此报文单播给真正的DHCP SERVER
D. 保持该字段为0，并把此报文广播出去

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[多项选择]DHCP Relay又称为DHCP中继，假如需要配置DHCP Relay，那么需要以下哪些步骤（）。
A. 配置DHCP服务器组的组名
B. 配置DHCP服务器组中的DHCP服务器IP地址
C. 配置启动DHCPRelay功能的接口编号及接口的IP地址
D. 配置option82插入功能

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[单项选择]对于现在DSC8+系统DSC总成内有（）个单向阀。
A. 6
B. 7
C. 8
D. 9

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[单项选择]You are troubleshooting a frame relay connection and wish to view the LMI traffic stats. Which command should you issue?（）
A. Show interface lmi
B. Show frame-relay lmi
C. Show interface frame-relay
D. Debug frame-relay interface.

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[单项选择]When troubleshooting a Frame Relay connection, what is the first step when performing a loopback test?（）
A. Set the encapsulation of the interface to HDLC
B. Place the CSU/DSU in local-loop mode
C. Enable local-loop mode on the DCE Frame Relay router
D. Verify that the encapsulation is set to Frame Relay

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[单项选择]Which encapsulation type is a Frame Relay encapsulation type that is supported by Cisco routers?（）
A. IETF
B. HDLC
C. Q9333-A Annex A
D. ANSI Annex D

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[单项选择]FRAME RELAY的中文含义是（）
A. 分组交换
B. 中国公用因特网
C. 帧中继
D. 大众会议的电视业务

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[单项选择]Which of the following Frame-Relay encapsulation commands would you use, if you had to connect your Cisco router to a non-Cisco router?（）
A. TestKRouter(config-if)# Encapsulation frame-relay dot1q
B. TestKRouter(config-if)# Encapsulation frame-relay aal5snap
C. TestKRouter(config-if)# Encapsulation frame-relay ietf
D. TestKRouter(config-if)# Encapsulation frame-relay isl
E. None of the above

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[多项选择]What are two characteristics of Frame Relay point-to-point subinterfaces?（）
A. They create split-horizon issues
B. They require a unique subnet within a routing domain
C. They emulate leased lines
D. They are ideal for full-mesh topologies
E. They require the use of NBMA options when using OSPF

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[单项选择]The overcurrent relay （） the motor contactor when the motor exceeds its rated current.
A. connects
B. trips
C. fouls
D. destructs

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[单项选择]What occurs on a Frame Relay network when the CIR is exceeded?（）
A. All TCP traffic is marked discard eligible.
B. All UDP traffic is marked discard eligible and a BECN is sent.
C. All TCP traffic is marked discard eligible and a BECN is sent.
D. All traffic exceeding the CIR is marked discard eligible.

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[多项选择]A new frame relay connection is being brought up. Which of the following are frame relay LMI type options that can be configured on this new link?（）
A. EIA/TIA
B. Q.932
C. Q.933A
D. IEEE
E. Cisco
F. Annex D

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