A、Allow
B、Make
C、Let
D、Permit
第1题:
A.55
B.56
C.65
D.66
第2题:
publicclassYikes{publicstaticvoidgo(Longn){System.out.println(”Long);}publicstaticvoidgo(Shortn){System.out.println(”Short);}publicstaticvoidgo(intn){System.out.println(”int);}publicstaticvoidmain(String[]args){shorty=6;longz=7;go(y);go(z);}}Whatistheresult?()
A.intLong
B.ShortLong
C.Compilationfails.
D.Anexceptionisthrownatruntime.
第3题:
17.
A. He’s
B. His
C. He
D. Him
第4题:
publicclassWow{publicstaticvoidgo(shortn){System.out.println(”short”);}publicstaticvoidgo(Shortn){System.out.println(”SHORT”);}publicstaticvoidgo(Longn){System.out.println(”LONG”);}publicstaticvoidmain(String[]args){Shorty=6;intz=7;go(y);go(z);}}Whatistheresult?()
A.shortLONG
B.SHORTLONG
C.Compilationfails.
D.Anexceptionisthrownatruntime.
第5题:
1.publicclassGoTest{
2.publicstaticvoidmain(String[]args){
3.Sentea=newSente();a.go();
4.Gobanb=newGoban();b.go();
5.Stonec=newStone();c.go();
6.}
7.}
8.
9.classSenteimplementsGo{
10.publicvoidgo(){System.out.println(”goinSente.”);}
11.}
12.
13.classGobanextendsSente{
14.publicvoidgo(){System.out.println(”goinGoban”);}
15.}
16.
17.classStoneextendsGobanimplementsGo{}
18.
19.interfaceGo{publicvoidgo();}
Whatistheresult?()
第6题: