When an object receives a( ), methods contained within the object respond.
A.parameterB.informationC.messageD.data
第1题:
第2题:
第3题:
Which two statements are true about the hashCode method?()
第4题:
12. void start() { 13. A a = new A(); 14. B b = new B(); 15. a.s(b); 16. b = null; 17. a = null; 18. System.out.println(“start completed”); 19. } When is the B object, created in line 14, eligible for garbage collection?()
第5题:
What happens when thread X executes a wait() method on object A, without owning object A’s lock?()
第6题:
Which two scenarios are NOT safe to replace a StringBuffer object with a StringBuilder object?()
第7题:
When is an implicit anchor created?()
第8题:
When an object is enclosed by another object.
When a page break after pagination property is enabled.
When a link is created between two objects.
When a keep with anchoring object pagination property is enabled.
第9题:
HttpSession
ServletConfig
ServletContext
HttpServletRequest
HttpServletResponse
第10题:
Compilation fails.
An exception is thrown.
The wait() method has no effect.
Thread X receives the lock immediately.
Object A moves the thread to the wait pool.
第11题:
grommet
reinforcement
splice form
thimble
第12题:
The hashCode method for a given class can be used to test for object equality and object inequality for that class.
The hashCode method is used by the java.util.SortedSet collection class to order theelements within that set.
The hashCode method for a given class can be used to test for object inequality, but NOT object equality, for that class.
The only important characteristic of the values returned by a hashCode method is that the distribution of values must follow a Gaussian distribution.
The hashCode method is used by the java.util.HashSet collection class to group the elements within that set into hash buckets for swift retrieval.
第13题:
第14题:
public class X { public object m () { object o = new float (3.14F); object oa = new object [1]; oa[0]= o; o = null; return oa[0]; } } When is the float object created in line 3, eligible for garbage collection?()
第15题:
Which two of statements are true?()
第16题:
Which statements concerning the methods notify() and notifyAll() are true?
第17题:
Which object is added to a form module when you copy the reusable calender class?()
第18题:
Which two PL/SQL8 features are supported in Oracle Forms?()
第19题:
You are developing an ASP.NET Web application. The application must pass an object that contains user-specific data between multiple pages. The object ismore than 100 KB in size when serialized.You need to minimize the amount of data is sent to the user. What should you do?()
第20题:
Just after line 5.
Just after line 6.
Just after line 7.
Just after line 8(that is, as the method returns).
第21题:
Just after line 5
Just after line 6
Just after line 7 (that is, as the method returns)
Never in this method.
第22题:
HttpSession
ServletConfig
ServletContext
HttpServletRequest
HttpServletResponse
第23题:
After line 16.
After line 17.
After line 18 (when the methods ends).
There is no way to be absolutely certain.
The object is NOT eligible for garbage collection.