jj042517.htm

一些计算机二级考试题

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     &nbsp;&nbsp;&nbsp;&nbsp;int c[64]，d,i=0,base;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;long n;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;printf(“enter a number:、n”)；scanf(“%ld”，&n)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;printf(“enter new base:、n”)；scanf(“%d”，&base)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;do<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{c[i]=____(19)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;i；n=n/base;<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}while(n！=0)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;printf(“transmite new base:、n”)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;for(——i;i=0;——i)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;{d=c[i]；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;printf(“%c”，b____(20)；<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}<br><br>&nbsp;&nbsp;&nbsp;&nbsp;}_ <br><br>&nbsp;&nbsp;&nbsp;&nbsp;1998年9月全国计算机等级考试二级笔试试卷基础知识和C语言程序设计<br><br>&nbsp;&nbsp;&nbsp;&nbsp;答案及评分标准<br><br>&nbsp;&nbsp;&nbsp;&nbsp;一。选择题((1)~(40)题每题1分；(41)~(50)题每题2分)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)B (2)B (3)D (4)D (5)B <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(6)A (7)B (8)C (9)D (10)A <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(11)D (12)C (13)A (14)B (15)D<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(16)C (17)B (18)A (19)A (20)A <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(21)C (22)D (23)A (24)D (25)B <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(26)C (27)C (28)B (29)C (30)C <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(31)D (32)D (33)B (34)C (35)B <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(36)D (37)B (38)A (39)D (40)D<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(41)A (42)A (43)C (44)B (45)B<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(46)D (47)A (48)C (49)B (50)C <br><br>&nbsp;&nbsp;&nbsp;&nbsp;二，填空题(每空2分，共4分)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)至(5)题中所有字母都允许大，小写或大小写混合<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(1)1 AUTOEXEC.BAT <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(2)2 外部(答外部命令不扣分)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(3)3 COPY A:*。DAT PRN <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(在COPY 后面与A:*。DAT后面都至少要有一个空格)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(4)4 RENXYZ、*。BAK *。FOR 或RENAME XYZ、*。BAK*。FOR <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(在REN 或RENAME 后面与XYZ、*。BAK 后面都至少要有一个空格)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(5)5 ATTRIBR WST.TXT<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(在ATTRIB 后面与R后面都至少有一个空格)或ATTRIB WST.TXTR(在ATTRIB<br><br>&nbsp;&nbsp;&nbsp;&nbsp;后面与WST.TXT后面都至少要有一个空格)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(6)6 1.0或1<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(7)7 10<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(8)8 60<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(9)9 8,17<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(10)10 strlen(str )/2或strlen(str)/2.0或0.5*strlen(str)或j或j——1<br><br>      </font>
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     &nbsp;&nbsp;&nbsp;&nbsp;11 str[j——1]或*(strj——1)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(11)12 '、0'或0<br><br>&nbsp;&nbsp;&nbsp;&nbsp;13 <br><br>&nbsp;&nbsp;&nbsp;&nbsp;(12)14 '、0'或0<br><br>&nbsp;&nbsp;&nbsp;&nbsp;15 strl[i]——str2[i]<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(13)16 “w”或“w”或“wt”或“wt”或“”“wt”<br><br>&nbsp;&nbsp;&nbsp;&nbsp;17 str[i]——32 或str[i]——('a'——'A'或str[i]——'a''A'<br><br>&nbsp;&nbsp;&nbsp;&nbsp;18 “r”或“r”或“rt”或“rt”<br><br>&nbsp;&nbsp;&nbsp;&nbsp;(14)19 n%base<br><br>&nbsp;&nbsp;&nbsp;&nbsp;20 [d]<br><br>
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       ·<a href=/proedu/jsjkj/jsjdjks/stjj/html/jj042518.htm class=mainlink>1999年4月全国计算机等级考试二级笔试试卷基础部分和C语言程序设计</a><br>
·<a href=/proedu/jsjkj/jsjdjks/stjj/html/jj042519.htm class=mainlink>1999年9月全国计算机等级考试二级笔试试卷基础部分和C语言程序设计</a><br>

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