海船船员考试
单选题Which conditions will normally cause a SART to operate in the active mode?（）A It will respond only to interrogation by 9-Ghz radar signalsB A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 1
题目
It will respond only to interrogation by 9-Ghz radar signals
A SART will normally respond to interrogation from a searching vessel's radar if the radar antenna is at least 15 meters high
A SART will normally respond to interrogation from a searching aircraft's radar if the radar's output power is at least 10，000 watts and the aircraft is at a height of 3000 feet and within 30 nautical miles
All of the above
相似问题和答案
第1题：
A. loss of power
B. QoS congestion
C. software failure occured
D. WX device exceeded its license speed
E. traffic does not match application definiton
第2题：
在Alcatel设备系统中，属于Better conditions intercell handovers切换的是（）
- A、HO Cause2
- B、HO Cause6
- C、HO Cause12
- D、HO Cause21
正确答案:C,D
第3题：
Which of the conditions listed will cause a refrigeration compressor to run constantly without simultaneously decreasing the temperature in the refrigerated space?( )
A.Shortage of refrigerant oil
B.Slight shortage of refrigerant
C.Excessive condenser cooling water flow
D.Faulty expansion valve
解析：refrigeration：冷藏，制冷;constantly：恒定地;simultaneously：同时;de-crease：减少;refrigerate：冷藏，制冷;refrigerant：制冷剂;slight：轻微
译文：如果制冷压缩机持续运转的同时被冷却空间没有降温，其原因可能是制冷剂不足。
第4题：
In which service component of the wireless operate phase are incident trends analyzed to identifypatterns and systemic conditions？（）
- A、System Monitoring
- B、Security Administration
- C、Operations Setup
- D、Problem Management
正确答案:D
第5题：
A network printer will not print. The printer is online and visible. All the print jobs complete but the printer will not operate. Which of the following is the MOST likely cause?（）
- A、The drum is faulty.
- B、The print buffer is full.
- C、The printer is out of toner.
- D、The fuser is faulty.
正确答案:B
第6题：
Which step should be taken，if possible，when the vessel must be abandoned because of a distress situation ________．
A.Alert the Coast Guard by using the survival craft's portable INMARSAT unit
B.Program the SART and EPIRB to transmit the vessel's location and situation
C.Place the SART and EPIRB in the“ON”position and secure them to the survival craft
D.No additional steps are needed as the SART and EPIRB will both automatically float free and operate properly
第7题：
In Layer 2 topologies， spanning-tree failures can cause loops in the network. These unblocked loops can cause network failures because of excessive traffic. Which two Catalyst 6500 features can be used to limit excessive traffic during spanning-tree loop conditions？ （）
- A、loop guard
- B、storm control
- C、storm suppression
- D、broadcast suppression
- E、BPDU guard
正确答案:B,D
第8题：
Which of the listed conditions can be considered as the single greatest cause of accidents?
A.Speed
B.Excessive knowledge or skill
C.Human error
D.Excitement
第9题：
void waitForSignal（） { Object obj = new Object（）； synchronized （Thread.currentThread（）） { obj.wait（）； obj.notify（）； } } Which is true？（）
- A、 This code may throw an InterruptedException.
- B、 This code may throw an IllegalStateException.
- C、 This code may throw a TimeoutException after ten minutes.
- D、 This code will not compile unless “obj.wait（）” is replaced with “（（Thread） obj）.wait（）”.
- E、 Reversing the order of obj.wait（） and obj.notify（） may cause this method to complete normally.
- F、 A call to notify（） or notifyAll（） from another thread may cause this method to complete normally.
正确答案:B
第10题：
Problem Management
Incident Management
Change Management
Systems Monitoring