A.Intfoo=(int)Math.max(bar);
B.Intfoo=(int)Math.min(bar);
C.Intfoo=(int)Math.abs(bar);
D.Intfoo=(int)Math.ceil(bar);
E.Intfoo=(int)Math.floor(bar);
F.Intfoo=(int)Math.round(bar);
第1题
A.PublicclassgetClass()
B.PublicObjectgetSource()
C.PublicComponentgetSource()
D.PublicComponentgetTarget()
E.PublicComponentgetComponent()
F.PublicComponentgetTargetComponent()
第2题
tField(Hello”));add(newButton(Hello”));pack();show();}publicstaticvoidmain(Stringargs){newTest();}}Whatistheresult?()
A.Thecodewillnotcompile.
B.AWindowwillappearcontainingonlyaButton.
C.AnIllegalArgumentExceptionisthrownatline6.
D.AWindowbuttonwillappearbutwillnotcontaintheLabel,TextField,orButton.
E.AWindowwillappearcontainingaLabelatthetop,aTextFieldbelowtheLabel,andaButtonbelowtheTextField.
F.AWindowwillappearcontainingaLabelontheleft,aTextFieldtotherightoftheLabel,andabuttontotherightoftheTextField.
第3题
A.Compilationsucceedsand1isprinted.
B.Compilationsucceedsand2isprinted.
C.Anerroratline8causescompilationtofail.
D.Anerroratline13causescompilationtofail.
E.Anerroratline14causescompilationtofail.
第4题
A.VoidsetVar(floatf){x=f;}
B.PublicvoidsetVar(intf){x=f;}
C.PublicvoidsetVar(floatf){x=f;}
D.PublicdoublesetVar(floatf){x=f;}
E.PublicfinalvoidsetVar(floatf){x=f;}
F.ProtectedfloatsetVar(){x=3.0f;return3.0f;}
第5题
A.Compilationsucceedsand1isprinted.
B.Compilationsucceedsand2isprinted.
C.Anerroratline8causescompilationtofail.
D.Anerroratline14causescompilationtofail.
E.Compilationsucceedsbutanexceptionisthrownatline14.
第6题
tor.AnAdapter1isanon-abstract,non-finalclasswithoutazeroargumentconstructor,butwithaconstructorthattakesoneintargument.Whichtwoconstructananonymousinnerclass?()
A.AnAdapter1aa=newAnAdapter1(){}
B.AnAdapter0aa=newAnAdapter0(){}
C.AnAdapter0aa=newAnAdapter0(5){}
D.AnAdapter1aa=newAnAdapter1(5){}
E.AnInterfacea1=newAnInterface(5){}
第7题
A.TheMycircleclassisfullyencapsulated.
B.ThediameterofagivenMyCircleisguaranteedtobetwiceitsradius.
C.Lines6and7shouldbeinasynchronizedblocktoensureencapsulation.
D.TheradiusofaMyCircleobjectcanbesetwithoutaffectingitsdiameter.
第8题
A.Public
B.Private
C.Protected
D.Transient
E.Noaccessmodifierisrequired
第9题
nvar;}}ClassTest.javapackagecom.abc.pkg2;importcom.abc.pkg1.ClassOne;publicclassClassTestextendsClassOne{publicstaticvoidmain(Stringargs){chara=newClassOne().getVar();charb=newClassTest().getVar();}}Whatistheresult?()
A.Compilationwillfail.
B.Compilationsucceedsandnoexceptionsarethrown.
C.Compilationsucceedsbutanexceptionisthrownatline5inClassTest.java.
D.Compilationsucceedsbutanexceptionisthrownatline6inClassTest.java.
第10题
A.Itprintsf2[0]=0.0
B.Itprintsf2[0]=NaN
C.Anerroratline5causescompiletofail.
D.Anerroratline6causescompiletofail.
E.Anerroratline6causesanexceptionatruntime.
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