网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Prior to lowering the lifeboat，the most important item to check is the（）.
A
oars
B
sail
C
boat plug
D
life preservers
参考答案
参考解析
解析：
暂无解析
更多 “单选题Prior to lowering the lifeboat，the most important item to check is the（）.A oarsB sailC boat plugD life preservers” 相关考题
考题
According to the passage, what is the most important job for a perfect mom?________________________________________________________
考题
It is most important that the children be ________ in the knowledge that they are loved.A secureB consciousC reliableD alert
考题
The most important religious denomination in UK is the Church of ().
A.IrelandB.ScotlandC.EnglandD.Britain
考题
How much money _______ make is not the most important; what matters most is whether we are happy or not.
A.youB.peopleC.oneD.we
考题
请完成下列Java程序：实现2个下拉式菜单，一个包含exit菜单项，另一个包含item1和item2共2个菜单项。要求选择exit菜单项时，退出程序；选择item1菜单项之后，item1项变为不可选而item2可选；选择item2菜单项时，item2变为不可选而item1可选。注意：请勿改动main()主方法和其他已有语句内容，仅在下划线处填入适当的语句。程序运行结果如下：import java.awt.*;import java.awt.event.*;public class ex18_2 extends Frame. implements ActionListener {private choiceHandler ch;private MenuItem item1;private MenuItem item2;public static void main(String[] arg) {new ex18_2 ( );}ex18_2 ( ) {setTitle("ex18_2");MenuItem item;ch = new choiceHandler();MenuBar mb = new MenuBar();Menu fm = new Menu("File");fm.addSeparator();fm.add(item = new MenuItem("Exit"));item.addActionListener(this);fm.add(item);mb.add(fm);Menu mm = new Menu("Choice");mm.add(item1 = new MenuItem("item1"));item1.addActionListener(ch);mm.add(item2 = new MenuItem("item2"));item2.addActionListener(ch);mb.add(mm);setMenuBar(mb);setSize(200,200);show();}public void actionPerformed(ActionEvent ae) {if(ae.getActionCommand().equals("Exit"))System.exit(0);elseSystem.out.println(ae.getActionCommand());}class choiceHandler implements ActionListener {public void actionPerformed(ActionEvent ae) {String strCommand = ae.getActionCommand();if(_________________) {item2.setEnabled(true);item1.setEnabled(false);} else if(______________________) {item2.setEnabled(false);item1.setEnabled(true);}}}}
考题
________is the most visible signal of distress from a lifeboat at sea in the daytime.A.Smoke signalB.Flash signalC.Fire signalD.Radio emergency transmission
考题
The governor brake shall be capable of controlling the speed of lowering a fully equipped lifeboat with its complement of persons on board at ______．A.safe speed only specifiedB.not less than 120 feet per minuteC.not more than 120 feet per minuteD.not more than 90 feet per minute
考题
A certificated lifeboatman assigned to command the lifeboat must ______.A.be the first individual to board the craftB.drain the hydraulic pressure before lowering the craftC.have a list of the persons assigned to the liftboatD.all of the above
考题
In the development of a government agency，( ) A.the standard on which the judgment may be made is more important than the actual application of this judgment
B.the function of law is important
C.the study of ordinance is the most important
D.practice is more important than criterion
考题
Which of the following is MOST important for an administrator to investigate prior to making a change on a server？（）A、Manufacturer’s specificationsB、Organizational impactC、Vendor listsD、Compatibility requirements
考题
Which item is the most important factor during deployment of high-availability features？（）A、Test major changes before deployment and defer minor changes until during deployment. B、Document and verify rollback procedures.C、Ensure consistency of code versions across the network.D、Progressively modify procedures and documentation during implementation.
考题
Which of the following must be available prior to performing the FIRST server backup？（）A、The most recent service packB、The most recent backup documentation planC、The most recent backup utilityD、The most recent hotfixes
考题
单选题The maximum speed of lowering for a lifeboat on gravity davits is controlled by the（）.A
limit switchesB
emergency disconnect switchC
governor brakeD
position of the counterweight on the brake handle
考题
单选题A person has fallen overboard and is being picked up with a lifeboat. If the person appears in danger of drowning，the lifeboat should make（）.A
an approach from leewardB
an approach from windwardC
the most direct approachD
an approach across the wind
考题
单选题A lifeboat is weight tested by lowering to near the waterand loading to capacity with weight evenly distributed. Itis then lowered into the water and released. This test mustbe done at least once every（）.A
6 monthsB
12 monthsC
18 monthsD
24 months
考题
单选题The governor brake shall be capable of controlling the speed of lowering a fully equipped lifeboat with its complement of persons on board at（）.A
safe speed only specifiedB
not less than 120 feet per minuteC
not more than 120 feet per minuteD
not more than 90 feet per minute
考题
单选题（）is the most visible signal of distress from a lifeboat at sea in the daytime.A
Smoke signalB
Flash signalC
Fire signalD
Radio emergency transmission
考题
单选题The most common cause of lowering the crankcase lube oil flash point is （）.A
more water contentsB
contamination with fuel oilC
higher temperatureD
sufficient cooling of oil mist
考题
单选题A certificated lifeboatman assigned to command the lifeboat should（）.A
be the first individual to board the craftB
drain the hydraulic pressure before lowering the craftC
have a list of the persons assigned to the lifeboatD
All of the above
考题
单选题Which of the following must be available prior to performing the FIRST server backup？（）A
The most recent service packB
The most recent backup documentation planC
The most recent backup utilityD
The most recent hotfixes
考题
单选题The Midwest is America’s most important _____ area.A
agriculturalB
industrialC
manufacturingD
mining industry
考题
单选题Which item of lifeboat equipment would be most suitable for night signaling to a ship on the horizon?（）A
A red parachute flareB
A red hand-held flareC
A flashlightD
A lantern
考题
单选题Which statement is TRUE concerning lifeboat gripes?（）A
They must be released by freeing a safety shackleB
They should not be released until the boat is in lowering positionC
They may be adjusted by a turnbuckleD
They are normally used only with radial davits
考题
单选题Prior to any overhaul work on electric equipment, it is important to ensure the circuits are （）.A
liveB
deadC
excitedD
on line
考题
单选题On a vessel making a voyage more than 48 hours long，regulations require that（）.A
a lifeboat drill be held within 12 hours prior to departureB
fire pumps be tested by starting within 12 hours prior to departureC
the emergency generator and lighting system be tested by starting and operating within 12 hours prior to departureD
the entire steering gear be tested within 12 hours prior to departure
热门标签
最新试卷