java程序员笔试题.doc

文档介绍：Java程序员笔试题一、单项选择题(共10题,每题2分,共20分)。(B)。(A),C的值是。(C)a=0;c=0;do{--c;a=a-1;}while(a>0);.-。(C)=128;=null;=;=;。(D)longnumber=345L;.Alongnumber=0345;.Blongnumber=0345L;.Clongnumber=0x345L;)(。lasstest(publicstaticvoidmain(Stringargs[])((6^3);)))(。lasstest(privatestaticintj=0;privatestaticbooleanmethodB(intk)(j+=k;returntrue;5/1.)publicstaticvoidmethodA(inti){booleanb:b=i<10|methodB(4);b=i<10||methodB(8);)publicstaticvoidmain(Stringargs[]}(methodA(0);(j);)))。(lasstest{publicstaticvoidadd3(Integeri)}intval=();val+=3;i=newInteger(val);}publicstaticvoidmain(Stringargs[]){Integeri=newInteger(0);add3(i);(());})),哪个说法正确?(intindex=1;boolean[]test=newBoolean[3];booleanfoo=test[index];。.无法编译。。。的值是nullfooD.。。(以下哪个类是swt包中的。D)..CJDialogD5/、多项选择题(共5题,每题4分,共20分)。(ADEF).*.$。(ABD)