classBaseClass{privatefloatx=1.0f;protectedvoidsetVar(floatf){x=f;}}classSubClassextendsBaseClass{privatefloatx=2.0f;／／insertcodehere16.}Whichtwoarevalidexamplesofmethodoverriding?() 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；}
classBaseClass{privatefloatx=1.0f;protectedvoidsetVar(floatf){x=f;}}classSubClassextendsBaseClass{privatefloatx=2.0f;／／insertcodehere16.}Whichtwoarevalidexamplesofmethodoverriding?()
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；}
相关考题：
classBaseClass{privatefloatx=1.0f;protectedvoidsetVar(floatf){x=f;}}classSubClassextendsBaseClass{privatefloatx=2.0f;／／insertcodehere}Whichtwoarevalidexamplesofmethodoverriding?() 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；}
1.classBaseClass{2.privatefloatx=1.of；3.protectedfloatgetVar（）{returnx；}4.}5.classSubClassextendsBaseClass{6.privatefloatx=2.Of；7.//insertcodehere8.}Whichtwoarevalidexamplesofmethodoverridingwheninsertedatline7？（）A.floatgetVar（）{returnx；}B.publicfloatgetVar（）{returnx；}C.publicdoublegetVar（）{returnx；}D.protectedfloatgetVar（）{returnx；}E.publicfloatgetVar（floatf）{returnf；}
floatf[][][]=newfloat[3][][];floatf0=1.0f;float[][]farray=newfloat[1][1];Whatisvalid?() A.f[0]=f0；B.f[0]=farray；C.f[0]=farray[0]；D.f[0]=farray[0][0]；
Whichtwocauseacompilererror?() A.float[]=newfloat（3）；B.floatf2[]=newfloat[]；C.float[]f1=newfloat[3]；D.floatf3[]=newfloat[3]；E.floatf5[]={1.0f，2.0f，2.0f}；F.floatf4[]=newfloat[]{1.0f.2.0f.3.0f}；
classBaseClass{privatefloatx=1.0f;protectedvoidsetVar(floatf){x=f;}}classSubClassexyendsBaseClass{privatefloatx=2.0f;／／insertcodehere8.}Whichtwoarevalidexamplesofmethodoverriding?() 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；}
下列关于数组定义语句不正确的A．int[]a1，a2；B．int a[]={1，2，3，4，5}；C．double[] d=new double[8]；D．float f[]=new {2.0f,3.5f,5.6f,7.8f}；
下面关于数组定义语句不正确的是______。A．inta[]= {1,2,3,4};B．int[] a1, a2;C．double[] d = new double [8];D．float f[] = new {2.0f, 3.5f, 5.6f, 7.8f};
下列选项中，编译时会出现错误的是（）。A．double $ d = 6.18 ;B．int _i = 100 ;C．boolean 1_flag = true ;D．float F1= 1.0 f ;
11、下面哪些定义是类型正确的？A．f :: (Integer, Integer) - Float f (x,y) = x / yB．f :: (Integer, Integer) - Float f (x,y) = (fromInteger x) / (fromInteger y)C．f :: (Integer, Integer) - Float f (x,y) = 3*x + yD．f :: (Integer, Integer) - Integer f (x, y) = 3*x + y