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Given:Which code, inserted at line 4, guarantees that this program will output [1, 2]()?
A.Set set = new TreeSet();
B.Set set = new HashSet();
C.Set set = new SortedSet();
D.List set = new SortedList();
E.Set set = new LinkedHashSet();
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更多 “ Given:Which code, inserted at line 4, guarantees that this program will output [1, 2]()? A.Set set = new TreeSet();B.Set set = new HashSet();C.Set set = new SortedSet();D.List set = new SortedList();E.Set set = new LinkedHashSet(); ” 相关考题
考题
WhichchangecanyoumaketoTargetwithoutaffectingClient?()
A.Line4ofclassTargetcanbechangedtoreturni++；B.Line2ofclassTargetcanbechangedtoprivateinti=1；C.Line3ofclassTargetcanbechangedtoprivateintaddOne（）{}；D.Line2ofclassTargetcanbechangedtoprivateIntegeri=0；
考题
publicclassA{2.publicStringdoit(intx,inty){3.returna”;4.}5.6.publicStringdoit(int...vals){7.returnb”;8.}9.}Given:25.Aa=newA();26.System.out.println(a.doit(4,5));Whatistheresult?()
A.Line26prints“a”toSystem.out.B.Line26prints?b”toSystem.out.C.Anexceptionisthrownatline26atruntime.D.CompilationofclassAwillfailduetoanerrorinline6.
考题
Click the Exhibit button. Given:Which statement is true if a TestException is thrown on line 3 of class B? ()
A.Line 33 must be called within a try block.B.The exception thrown by method1 in class A is not required to be caught.C.The method declared on line 31 must be declared to throw a RuntimeException.D.On line 5 of class A, the call to method2 of class B does not need to be placed in a try/catch block.
考题
Click the Exhibit button.Given:What is the result?()
A.Line 26 prints a to System.out.B.Line 26 prints b to System.out.C.An exception is thrown at line 26 at runtime.D.Compilation of class A will fail due to an error in line 6.
考题
Given:When the doSomething method is called, after which line does the Object created in line 5 become available for garbage collection?()
A.Line 5B.Line 6C.Line 7D.Line 8E.Line 9F.Line 10
考题
Given:WhichlineofcodemarkstheearliestpointthatanobjectreferencedbyintObjbecomesacandidatefor garbagecollection?()
A.Line16B.Line17C.Line18D.Line19
考题
Given:WhichchangecanyoumaketoTargetwithoutaffectingClient?()
A.Line4ofclassTargetcanbechangedtoreturni++；B.Line2ofclassTargetcanbechangedtoprivateinti=1；C.Line3ofclassTargetcanbechangedtoprivateintaddOne（）{D.Line2ofclassTargetcanbechangedtoprivateIntegeri=0；
考题
Given:Which code, inserted at line 16, correctly retrieves a local instance of a Point object?()
A.Point p = Line.getPoint();B.Line.Point p = Line.getPoint();C.Point p = (new Line()).getPoint();D.Line.Point p = (new Line()).getPoint();
考题
请看以下存储过程beginbegin语句1exceptionwhen othersdbms_output.put_line('错误1');end;begin语句2dbms_output.putline('错误2');end;exceptionwhen others thendbms_output.put_line("错误3");end;请问,当语句1,语句2出错时,该存储过程输出字符串分别是什么?
考题
Given:35.Stringname=JaneDoe;36.int$age=24;37.Double_height=123.5;38.double~temp=37.5;Whichtwostatementsaretrue?()
A.Line35willnotcompile.B.Line36willnotcompile.C.Line37willnotcompile.D.Line38willnotcompile.
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