2、010LC．10D．1.03.Theexpression!(x>0
3、
4、y>0)isequivalentto_____.A．!(x>0)&&!(y>0)B．!x>0&&!y>0C．!x>0
5、
6、!y>0D．!(x>0)
7、
8、!(y>0)4.Thevalueofexpression______isn’t0。A．1/2B．!’ ’C．!EOFD．NULL5.Ifxisafloatvariable,thevalueofexpression(x=10/4)is_____。A．2.5B．2.0C．3D．26.Ifvariablesaredefin
9、edandassignedcorrectly,theexpression______iswrong.A．a&bB．a^bC．&&xD．a,b7.Accordingtothedeclaration:inta[10],*p=a;theexpression______iswrong.A．a[9]B．p[5]C．*p++D．a++8.______iswrong.A．charstr[10];str="string";B．charstr[]="string";C．char*p="string";D．char*p;p="string";9.Ifa
10、llvariableshavebeendefinedanddeclaredinthefollowingprogram,allthevariableswhichcanbeusedinfunctionfun()are______.#includevoidfun(intx){staticinty;……return;}intz;voidmain(){inta,b;fun(a);……}A．x,yB．x,y,zC．a,b,y,zD．a,b,x,y,z10.Accordingtothedeclaration:intp[5],*a
11、[5];theexpression______iscorrect.A．p=aB．p[0]=aC．*(a+1)=pD．a[0]=2《CProgramming》TESTPAPER,June20,20039/8Section2:Fillintheblanks（2markforeachitem,total30marks）1.Accordingtothedeclaration:inta[2][3][4]，thenumberofelementsofarrayais___24__.2.Writingconditionalexpression___
12、（x>0）?1:(x==0)?0:-1___tocalculatethevalueofy.1x>0y=0x=0-1x<03.Thevalueofexpression1<10<5is__1___.4.Thevalueofexpression~(10<<1)&4is___0___.5.Thevalueofexpressionsizeof(“hello”)is___6___.6.Theoutputofthefollowingstatementsis__k=10,s=25___.intk,s;for(k=1,s=0;k<10;k++){if
13、(k%2==0)continue;s+=k;}printf("k=%ds=%d",k,s);7.Theoutputofthefollowingstatementsis__47___.#defineMM(x,y)(x*y)printf("%d",MM(2+3,15));8.Theoutputofthefollowingstatementsis__k=1s=30___.intk=1,s=0;switch(k){case1:s+=10;case2:s+=20;break;default:s+=3;}printf("k=%ds=%d",k,
14、s);9.Theoutputofthefollowingprogramis__1#2#3#___.#includeintf(){staticintk;return++k;}voidmain(){intk;for(k=
