海船船员考试
单选题Which message categories cannot be disabled by the GMDSS radio operator（）.A Navigational WarningsB Meteorological WarningsC Search and Rescue InformationD All of the above
题目
Navigational Warnings
Meteorological Warnings
Search and Rescue Information
All of the above
参考答案和解析
相似问题和答案
第1题：
Which of the following statements is NOT true according to the passage?
A. There are about 10 percent disabled persons in the UK.
B. The whole society should pay attention to the barriers faced by the disabled people.
C. Even the able-bodied may lose some of their body functions when they get older.
D. There still exists prejudice against the disabled which results mainly from ignorance.
44．答案为D。用排除法，选项D与第四段第四句prejudice can be even harder to break down and ignorance inevitably represents by far the greatest barrier of all不符。选项A在第二段第一句提到；选项B在最后一段最后一句提到；选项C在第三段第三句提到。
第2题：
B.number
C.case
D.voice
第3题：
A. The job will be automatically disabled.
B. The job will never execute.
C. The job will attempt to execute but will fail.
D. The job will inherit the DEFAULT_SCHEDULE schedule.
E. A schedule object cannot be disabled.
第4题：
Host 1 is trying to communicate with Host 2. The e0 interface on Router C is down. Which of the following are true?（）
- A、Router C will use ICMP to inform Host 1 that Host 2 cannot be reached.
- B、Router C will use ICMP to inform Router B that Host 2 cannot be reached.
- C、Router C will use ICMP to inform Host 1, Router A, and Router B that Host 2 cannot be reached.
- D、Router C will send a Destination Unreachable message type.
- E、Router C will send a Router Selection message type.
- F、Router C will send a Source Quench message type.
正确答案:A,D
第5题：
When considering the default behavior of Junos platforms, which statement is true about archiving configurations?（）
- A、A system log message is generated, confirming the transfer attempt.
- B、The destination filename format can be altered by configuration.
- C、The frequency the system archives the configuration cannot be changed.
- D、An archive log is created to track transfer attempts, both failed and successful.
正确答案:A
第6题：
Which message categories cannot be disabled by the GMDSS radio operator ________．
A.Navigational Warnings
B.Meteorological Warnings
C.Search and Rescue Information
D.All of the above
第7题：
After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （）
- A、 STP must be disabled； message indicates that STP is enabled.
- B、 STP is misconfigured； root guard must be disabled.
- C、 An inferior BPDU is received on a Cisco FabricPath edge port.
- D、 A superior BPDU is received on a Cisco FabricPath edge port.
正确答案:D
第8题：
A filesystem failed to successfully mount, indicating the error message. 0506-324 - cannot mount media not formatted or invalid format 0506-342 - Superblock is dirty run fsck.Which parameter can be passed to the fsck command to automatically take any remedial action required?（）
A.-p
B.-y
C.-f
D.-v
第9题：
A filesystem failed to successfully mount， indicating the error message： 0506-324 - cannot mount media not formatted or invalid format 0506-342 - Superblock is dirty run fsck Which parameter can be passed to the fsck command to automatically take any remedial action required？（）
- A、-p
- B、-y
- C、-f
- D、-v
正确答案:B
第10题：
Which statement correctly describes the disabling of IP TTL propagation in an MPLS network？（）
- A、The TTL field from the IP packet is copied into the TTL field of the MPLS label header at the ingress edge LSR
- B、TTL propagation cannot be disabled in an MPLS domain
- C、TTL propagation is only disabled on the ingress edge LSR
- D、The TTL field of the MPLS label header is set to 255
- E、The TTL field of the IP packet is set to 0
正确答案:D