staticvoidtest(){try{Stringx=null;System.out.print(x.toString()+);}finally{System.out.print(finally);}}publicstaticvoidmain(String[]args){try{test();}catch(Exceptionex){System.out.print(”exception);}}Whatistheresult?()
A.null
B.finally
C.nullfinally
D.Compilationfails.
E.finallyexception
第1题:
publicclassX{publicstaticvoidmain(String[]args){try{badMethod();System.out.print(A”);}catch(RuntimeExceptionex){System.out.print(B”);}catch(Exceptionex1){System.out.print(C”);}finally{System.out.print(D”);}System.out.print(E”);}publicstaticvoidbadMethod(){thrownewRuntimeException();}}Whatistheresult?()
A.BD
B.BCD
C.BDE
D.BCDE
E.ABCDE
F.Compilationfails.
第2题:
publicclassX{publicstaticvoidmain(String[]args){try{badMethod();System.out.print(A”);}catch(Exceptionex){System.out.print(B”);}finally{System.out.print(C”);}System.out.print(D”);}publicstaticvoidbadMethod(){}}Whatistheresult?()
A.AC
B.BD
C.ACD
D.ABCD
E.Compilationfails.
第3题:
给定以下JAVA代码,这段代码编译运行后输出的结果是( )
publicclassTest{
publicstaticintaMethod(inti)throwsException{
try{
returni/10;
}catch(Exceptionex){
thrownewException("exceptioninaaMothod");
}finally{
System.out.print("finally");
}
}
publicstaticvoidmain(String[]args){
try{
aMethod(0);
}catch(Exceptionex){
System.out.print("exceptioninmain");
}
System.out.print("finished");
}
}
A、finallyexceptioninmainfinished
B、exceptioninmainfinally
C、finallyfinished
D、finallyexceptioninmainfinished
第4题:
publicclassX{publicstaticvoidmain(String[]args){try{badMethod();System.out.print(A”);}catch(Exceptionex){System.out.print(B”);}finally{System.out.print(C”);}System.out.print(D”);}publicstaticvoidbadMethod(){thrownewRuntimeException();}}Whatistheresult?()
A.AB
B.BC
C.ABC
D.BCD
E.Compilationfails.
第5题:
以下( )表达式是不合法的。
A.String x="Sky";int y=5;x + =y:
B.String x="Sky":int y=5:if(x==y){}
C.String x="Sky":int y=5:x=x+y:
D.String x=null:int y=(x!=null) && (x.length( )>0)?x.length:0