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【单选题】

The main objective of the SOLAS Convention is to specify （） for the construction, equipment and operation of ships, compatible their safety.

A、at most references

B、at least references

C、maximum standards

D、minimum standards

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更多“The main objective of the SOLAS Convention is to specify （） for the construction, equipment and operation of ships, compatible their safety.”相关的问题
第1题
[单选题] 1.public class GC{ 2.private Objec to； 3.private void doSomethingElse（Object obj）{o=obj；} 4.public void doSomething（）{ 5.Object o=new Object（）； 6.doSomethingElse（o）； 7.o=new Object（）； 8.doSomethingElse（null）； 9.o=null； 10.} 11.} When the doSomething method is called，after which line does the Object created in line 5 become available for garbage collection？（）

A、Line5  B、Line6  C、Line7  D、Line8  E、Line9  F、Line10  

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第2题
[单选题] 1. public class GC {  2. private Object o；  3. private void doSomethingElse（Object obj） { o = obj； }  4. public void doSomething（） {  5. Object o = new Object（）；  6. doSomethingElse（o）；  7. o = new Object（）；  8. doSomethingElse（null）；  9.o=null；  10. }  11. }  When the doSomething method is called， after which line does the Object created in line 5 become available for garbage collection？（） 

A、 Line 5  B、 Line 6  C、 Line 7  D、 Line 8  E、 Line 9  F、 Line 10  

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第3题
[] public class X {   public object m （） {   object o = new float （3.14F）；   object oa = new object [1]；   oa[0]= o；   o = null；   oa[0] = null；   return o；   }   }   When is the float object created in line 3， eligible for garbage collection？（）   public class X {   public object m （） {   object o = new float （3.14F）；   object oa = new object [1]；   oa[0]= o；   o = null；   oa[0] = null；   return o；   } &

A、A. Just after line 5.  B、B. Just after line 6.  C、C. Just after line 7.  D、D. Just after line 8（that is， as the method returns）.  

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第4题
[单选题] In the starting process of a diesel engine, the main object is to attain the compression conditions sufficient to （）

A、turn the flywheel  B、reduce friction  C、overcome inertia  D、ignite the fuel  

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第5题
[] 10. public Object m（） { 11. Object o = new Float（3.14F）； 12. Object [] oa = new Object[1]； 13. oa[0] = o； 14. o = null； 15. return oa[0]； 16. } When is the Float object， created in line 11， eligible for garbage collection？（）  

A、A. Just after line 13.  B、B. Just after line 14.  C、C. Never in this method.  D、D. Just after line 15 （that is， as the method returns）.  

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第6题
[单选题] 11.class Snoochy{ 12.Boochybooch； 13.public Snoochy（）{booch=newBoochy（this）；} 14.} 15. 16.class Boochy{ 17.Snoochy snooch； 18.public Boochy（Snoochys）{snooch=s；} 19.} And the statements： 21.public static void main（String[]args）{ 22.Snoochy snoog=new Snoochy（）； 23.snoog=null； 24.//more code here 25.} Which statement is true about the objects referenced by snoog，snooch，and booch immediately after line 23 executes？（）

A、None of these objects are eligible for garbage collection.  B、Only the object referenced by booch is eligible for garbage collection.  C、Only the object referenced by snoog is eligible for garbage collection.  D、Only the object referenced by snooch is eligible for garbage collection.  E、The objects referenced by snooch and booch are eligible for garbage collection.  

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第7题
[单选题] 1. import java.util.*；  2. class ForInTest ｛  3. static List list ＝ new ArrayList（）；  4.  5. static List getList（） ｛ return list； ｝  6.  7. public static void main（String [] args） ｛  8. list.add（"a"）； list.add（"b"）； list.add（"c"）；  9. // insert code here  10. System.out.print（o）；  11. ｝  12. ｝ 第 9 行插入哪一项将输出 abc？（） 

A、for（char o： list）  B、for（Object o： getList（））  C、for（Object o： getList（）；）  D、for（Object o： o.getList（））  

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第8题
[多选题] Given： 3.public class MyTagHandler extends TagSupport { 4.public int doStartTag（） { 5.// insert code here 6.// return an int 7.} 8.// more code here ... 18.} There is a single attribute foo in the session scope. Which three code fragments，inserted independently atline 5，return the value of the attribute？（）

A、Object o = pageContext.getAttribute（"foo"）；  B、Object o = pageContext.findAttribute（"foo"）；  C、Object o = pageContext.getAttribute（"foo"，PageContext.SESSION_SCOPE）；  D、HttpSession s = pageContext.getSession（）；Object o = s.getAttribute（"foo"）；  

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第9题
[单选题] 1. public class X {  2. public object m （）  {  3. object o = new float （3.14F）；  4. object [] oa = new object [1]； 5. oa[0]= o；  6. o = null；  7. oa[0] = null；  10. return o；  9. }  10. }  When is the float object created in line 3， eligible for garbage collection？（）  

A、 Just after line 5.  B、 Just after line 6.  C、 Just after line 7.  D、 Just after line 8（that is， as the method returns）.  

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