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<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">2. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">关于封装,下列说法中不正确的是(<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>)。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;"><span style="mso-spacerun: yes;"> </span>A. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">通过封装,对象的全部属性和操作结合在一起,形成一个整体<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;"><span style="mso-spacerun: yes;"> </span>B. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">通过封装,一个对象的实现细节被尽可能地隐藏起来(不可见)<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;"><span style="mso-spacerun: yes;"> </span>C. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">通过封装,每个对象都成为相对独立的实体<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">D. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman"; mso-no-proof: yes;">通过封装,对象的属性都是不可见的</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">13. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">比较两个字符串的大小时,选用(<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>)函数。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">A. strlen()<span style="mso-spacerun: yes;"> </span>B. strcpy()<span style="mso-spacerun: yes;"> </span>C. strcat()<span style="mso-spacerun: yes;"> </span>D. strcmp()</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">14. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">预处理命令在程序中都是以<span lang="EN-US">(<span style="mso-spacerun: yes;"> </span>)</span>符号开头的。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";"><font size="3"><span style="mso-spacerun: yes;"> </span>A. *<span style="mso-spacerun: yes;"> </span>B. #<span style="mso-spacerun: yes;"> </span>C. &<span style="mso-spacerun: yes;"> </span>D. @<p></p></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">15. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">设<span lang="EN-US">array</span>为一个数组,则表达式<span lang="EN-US">sizeof(array)/sizeof(array[0])</span>的结果为<span lang="EN-US">(<span style="mso-spacerun: yes;"> </span>)</span>。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";"><span style="mso-spacerun: yes;"> </span>A. array</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">数组首地址<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"> </span>B. array</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">数组中元素个数<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"> </span>C. array</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">数组中每个元素所占的字节数<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">D. array</span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">数组占的总字节数</span><span lang="EN-US" style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; mso-outline-level: 1;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">16. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">由<span lang="EN-US">C++</span>目标文件连接而成的可执行文件的默认扩展名为<span lang="EN-US">(<span style="mso-spacerun: yes;"> </span>)</span>。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">A. cpp<span style="mso-spacerun: yes;"> </span>B. exe<span style="mso-spacerun: yes;"> </span>C. obj<span style="mso-spacerun: yes;"> </span>D. lik</span><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Colonna MT";">17. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Colonna MT";">存储以下数据,占用存储字节最少的是(<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>)。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">A. 0<span style="mso-spacerun: yes;"> </span>B. </span><span lang="EN-US" style="mso-ascii-font-family: 宋体;"><font face="Times New Roman">‘</font></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">0</span><span lang="EN-US" style="mso-ascii-font-family: 宋体;"><font face="Times New Roman">’</font></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";"><span style="mso-spacerun: yes;"> </span>C. </span><span lang="EN-US" style="mso-ascii-font-family: 宋体;"><font face="Times New Roman">“</font></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";">0</span><span lang="EN-US" style="mso-ascii-font-family: 宋体;"><font face="Times New Roman">”</font></span><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Times New Roman";"><span style="mso-spacerun: yes;"> </span>D. 0.0</span><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; mso-outline-level: 1;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">18. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">程序运行中需要从键盘上输入多于一个数据时,各数据之间应使用<span lang="EN-US">(<span style="mso-spacerun: yes;"> </span>)</span>符号作为分隔符。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 12pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 1.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">A. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">空格或逗号<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>B. </span>逗号或回车<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>C. </span>逗号或分号<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D. </span>空格或回车</span><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Colonna MT";">19. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Colonna MT";">设<span lang="EN-US">x</span>是一个<span lang="EN-US">bool</span>型的逻辑量,<span lang="EN-US">y</span>的值为<span lang="EN-US">10</span>,则表达式<span lang="EN-US"> x && y</span>的值为(<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>)。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Colonna MT";">A. 1<span style="mso-spacerun: yes;"> </span>B. 0<span style="mso-spacerun: yes;"> </span>C. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Colonna MT";">与<span lang="EN-US">x</span>值相同<span lang="EN-US"><span style="mso-spacerun: yes;"> </span>D. </span>与<span lang="EN-US">x</span>值相反</span><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">20. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">在下面循环语句中循环体执行的次数为(<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>)。<span lang="EN-US"><p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";"><font size="3"><span style="mso-spacerun: yes;"> </span><span style="mso-spacerun: yes;"> </span>int i=0; do i++; while(i*i<10);<p></p></font></span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; LAYOUT-GRID-MODE: char; TEXT-INDENT: 48pt; LINE-HEIGHT: 20pt; mso-line-height-rule: exactly; mso-char-indent-count: 4.0; mso-layout-grid-align: none;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">A. 4<span style="mso-spacerun: yes;"> </span>B. 3<span style="mso-spacerun: yes;"> </span>C. 5<span style="mso-spacerun: yes;"> </span>D. 2</span><span lang="EN-US" style="FONT-FAMILY: 宋体;"><p></p></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><font size="3"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">21. </span><span style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";">在下面的一维数组定义中,哪一个有语法错误。(<span lang="EN-US"><span style="mso-spacerun: yes;"> </span></span>)<span lang="EN-US">! t3 t* N" o7 a: R) a9 v! @( ^* d3 }
<p></p></span></span></font></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt;"><span lang="EN-US" style="FONT-FAMILY: 宋体; mso-hansi-font-family: "Courier New";"><font size="3"><span style="mso-spacerun: yes;"> </span>A. int a[]={1,2,3};<span style="mso-spacerun: yes;"> </span>B. int a[10]={0};<p></p></font></span></p> |
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