单选题The distance between the two NAVTEX stations with the same B1 character should be not exceed（）nautical miles.A400B240C450D180
单选题
The distance between the two NAVTEX stations with the same B1 character should be not exceed（）nautical miles.
A
400
B
240
C
450
D
180
参考解析
解析：
暂无解析
相关考题：
—What is ___________ distance between Beijing University and Qing Hua University?—Sorry, I don’t know it exactly, but the two universities are within __________ easy distance? A.the;不填B.the;anC.不填;anD.不填;不填
The distance between any two meridians measured along a parallel of latitude ______.A.increases in north latitude and decreases in south latitudeB.decreases as DLO increasesC.increases with increased latitudeD.decreases with increased latitude
The distance between any two meridians measured along a parallel of latitude and expressed in miles is the ______.A.difference in longitudeB.mid-longitudeC.departureD.meridian angle
In practice, it is usual for ship to be loaded _____ to improve the vessel’s movement through the water.A.a little deeper aftB.a little deeper forwardC.at the same draught between fore and aftD.a balance between two sides
What is the point of using a combiner? （）A、Up to four sites can share one PCM link.B、Several TRXs can share one antenna system.C、The mobile can listen to two base stations at the same time.D、Only one base station is needed per site.E、Sending and transmitting can be performed from the same antenna.
A customer has two single cluster IBM TS7700 Virtualization Engines at the same site. The customer wants to move one to a remote site and set up a grid configuration with the two clusters. The customer has fibre between the two sites. What is the most important factor to consider when planning the new configuration?（）A、operator trainingB、cache size of the two clustersC、fibre bandwidth capability between the sitesD、number of stacked tape drives attached to each cluster
In order to configure two routers as anycast RPs， which of these requirements， af a minimum， must besatisfied？（）A、Multicast Source Discovery Protocol mesh-groups must be configured between the two anycast RPs.B、The RPs must be within the same IGP domain.C、Multicast Source Discovery Protocol must be configured between the two anycast RPs.D、The two anycast RPs must be IBGP peers.
Which three statements about anycast RP are true？ （）A、MSDP is running between anycast RPsB、Anycast RP provides redundancy and load-sharing capabilitiesC、Multicast BGP is running between anycast RPsD、In anycast RP，two or more RPs are configured with the same multicast IP address on loopback interfacesE、In anycast RP，two or more RPs are configured with the same unicast IP address on loopback interfaces
In order to configure two routers as anycast RPs，which of these requirements，at a minimum， must be satisfied？（）A、Multicast Source Discovery Protocol mesh-groups must be configured between the two anycast RPs.B、The RPs must be within the same IGP domain.C、Multicast Source Discovery Protocol must be configured between the two anycast RPs.D、The two anycast RPs must be IBGP peers.
A co-worker is developing an implementation plan for a design that uses OSPF 2 and RIPv2 routing domains, with two routers redistributing between the two domains.The co- worker asks your help in choosing how to prevent domain loops by setting administrative distance. Assuming all other related settings use defaults, which of the following would solve the domain loop problem?（）A、The distance ospf intra - area 80 inter - area 80 OSPF subcommandB、T he distance ospf external 80 OSPF subcommandC、The distance ospf intra - area 180 inter - area 180 OSPF subcommandD、The distance ospf external 180 OSPF subcommand
A technician needs to troubleshoot connectivity between two devices located on the same network. Which of the following BEST describes the type of protocol being used?（）A、IGPB、EIGRPC、EGPD、BGP
Users can define policy to control traffic flow between which two components? （）(Choose two.)A、from a zone to the router itselfB、from a zone to the same zoneC、from a zone to a different zoneD、from one interface to another interface
单选题In order to configure two routers as anycast RPs， which of these requirements， af a minimum， must besatisfied？（）AMulticast Source Discovery Protocol mesh-groups must be configured between the two anycast RPs.BThe RPs must be within the same IGP domain.CMulticast Source Discovery Protocol must be configured between the two anycast RPs.DThe two anycast RPs must be IBGP peers.
单选题The characteristics of good distance learning programs are the following EXCEPT _____.Astudents don’t have to travel away from home to take a testBthe content of distance learning program is the same as that of the full time program in colleges and universitiesCthe good distance learning programs include courses that are not taught in average universitiesDthe relationship between students and professors are one-to-one
单选题A co-worker is developing an implementation plan for a design that uses OSPF 2 and RIPv2 routing domains, with two routers redistributing between the two domains.The co- worker asks your help in choosing how to prevent domain loops by setting administrative distance. Assuming all other related settings use defaults, which of the following would solve the domain loop problem?（）AThe distance ospf intra - area 80 inter - area 80 OSPF subcommandBT he distance ospf external 80 OSPF subcommandCThe distance ospf intra - area 180 inter - area 180 OSPF subcommandDThe distance ospf external 180 OSPF subcommand
单选题In practice, it is usual for the ship to be loaded（）to improve the vessel’s movement through the water.Aa little deeper aftBa little deeper forwardCat the same draught between fore and aftDa balance between two sides
单选题In order to configure two routers as anycast RPs，which of these requirements，at a minimum， must be satisfied？（）AMulticast Source Discovery Protocol mesh-groups must be configured between the two anycast RPs.BThe RPs must be within the same IGP domain.CMulticast Source Discovery Protocol must be configured between the two anycast RPs.DThe two anycast RPs must be IBGP peers.
单选题The shortest distance between any two points on earth defines a（）.Asmall circleBgreat circleCrhumb lineDhyperbola
单选题When we say that two objects have relative motion, we mean （）.Athe distance between them remains the sameBthe distance between them is changingCthe position between them is not changingDtheir positions to the earth remain the same
单选题The distance between any two meridians measured along a parallel of latitude and expressed in miles is the （）.Adifference in longitudeBmid-longitudeCdepartureDmeridian angle
单选题The distance between any two meridians measured along a parallel of latitude （）.Aincreases in north latitude and decreases in south latitudeBdecreases as DLO increasesCincreases with increased latitudeDdecreases with increased latitude
单选题What defines a great circle? （）AA curved line drawn on a Mercator ChartBA course line that inscribes a loxodromic curveCThe shortest distance between any two points on the earthDThe smallest circle that can be drawn on the face of a sphere
单选题A call between any two ship stations on an intership working frequency shall have a maximum duration of（）.A2 minutesB3 minutesC4 minutesD5 minutes
单选题In which voyage, between two points, is the rhumb line distance not approximately the same as the great circle distance?（）.AThe two points are in low latitudes in the same hemisphereBThe two points are in high latitudes in the same hemisphereCThe two points are near the equator, but in different hemispheresDOne point is near the equator, one point is in a high latitude, and both are near the 180th meridian
问答题Two men, starting at the same point, walk in opposite directions for 4 meters, turn left and walk another 3 meters. What is the distance between them?
多选题Which two methods can be used to prevent or reduce RFI from colocated directional antennas（）AAlternate polarization between colocated antennasBCross-polarize antennas between endpointsCInstall an RF-shielded box around the antennasDIncrease the distance between the antennas