《程序设计》期末试卷和答案 - A.docxVIP

《程序设计》期末试卷和答案 - A.docx

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《The C Programming Language》 EXAMINATION?PAPER and Answer Section?1:?Fill?in?the?blanks(2?mark?for?each?item,?total?20?marks)? The?value?of?expression??1105??is?__1___. The?value?of?expression?1+4/5+157+4%5+(8,10)?is?__1____.? What value is stored into the int variable b in each of the following? Assume that b is int variables with b containing 12. b*=2+3 b=_________60____________. ?The?statement?for?(i=1;?i=9;?i++)?printf(“%3d”,?__3*i+2____); prints?out?the?following?numbers:?1?4?7?10?13?16?19?22?25.? According?to?the?declaration:?int?a[3][5],the?number?of?elements?of array?a?is 15 . The following code fragment will output __2\WE______. char s[]=WEIHAI; s[strlen(s)/2-1]=0; printf(%d\\%s\n,strlen(s),s); The?output?of?the?following?statements?is?___k=10,s=25__. int?k,?s; for(k=1,?s=0;?k10;?k++) {???if?(k%2==0)?continue;??????s?+=?k;??}? printf(k=%d?s=%d,?k,?s);? The running result of ?following program is:?_??????2,6,42,???? ??? void?fun()???? {?static?int?a=1;???? ??a*=a+1;?printf(“%d,”,a);????}???? main()???? {??int?cc;??????for(cc=1;cc4;cc++)?fun();????} The?output?of?the?following?program?is?__5___. f?(int?x) ?{?if(x=1)?return?1;? else?return?f(x-1)+f(x-2);?}? void?main(?)? {??printf(%d,?f(4));?}? The?output?of?the?following?statements?is?__-1___. printf(%d,?M?-?N) Section?2:?Single?Choice(2?mark?for?each?item,?total?40?marks)? Every C program consists of at least how many functions? A A.1 B.2 C.3 D.4 The?precedence?(优先级) of?operator??_____??is?the?lowest?one. A A.,? B.!=? C.? D.=? Which?of?following?is?an?illegal?user-define?symbol?? C A.n B.PAY_DAY C.6Set D.num5 Which?operator?can?only?be?applied?to?integers????? A A.%=??? B./??? C.=??? D.=? According to the C syntax, _____is the legal character constant in the followings. B A.’\n’ B.‘\18’ C.‘\\’ D.‘\xab’ The expression _____can NOT express the statement ”both x and y are zero”. C A

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