?? 《c++程序設計語言》練習題.htm
字號:
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">指出的大小</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt"> </SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">C. </SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">給出的范圍</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">D.</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">標識某個成員是屬于哪一類的</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">9</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">VC++ </SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">源程序的文件的擴展名是：</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">A</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">.BAS
B. .EXE C.
.H D. .CPP </SPAN></P>
<P class=MsoNormal><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">二、判斷下列語句的對錯：</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">1</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN style="FONT-SIZE: 12pt">
</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">面向對象方法的三大特性，封裝性，繼承性，多態性。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">2</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．機器語言和匯編語言都是計算機可以直接識別的語言。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">3</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C++</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">語言允許函數重載，有允許設置默認的參數值，而</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 12pt">C</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">不可以。</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">
</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">4</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C++</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">語言只支持封裝性，繼承性，不支持多態性。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">5</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C++</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">語言對</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">語言做了一些改進，增加了運算符和關鍵字，并且對類型管理更加嚴格。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">6</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C++</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">語言編寫時應該注意格式，否則影響可讀性。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">7</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C++</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">語言是一種解釋方式的高級語言。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">8</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．</SPAN><SPAN lang=EN-US
style="FONT-SIZE: 12pt">C++</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">源程序只能在編譯時出現錯誤信息，而在連接時不會出現。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN lang=EN-US
style="FONT-SIZE: 12pt">9</SPAN><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">．類是用戶定義的一種數據類型。</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">三、寫出下列程序中的類、成員變量和成員函數的名稱：</SPAN><SPAN
lang=EN-US style="FONT-SIZE: 12pt"> </SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">class
max1</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">{</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">public:</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 12pt"> int
a,b,c;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 12pt"> max(int x,int
y);</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt"> };</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">int max1::max(int
x,int y) </SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">{int
z;
</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">if (x>=y)
z=x;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">else z=y;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 12pt">return(z);</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 12pt">}</SPAN></P>
<P class=MsoNormal style="MARGIN-TOP: 7.8pt"><SPAN
style="FONT-SIZE: 12pt; FONT-FAMILY: 宋體">四、寫出下列程序的輸出結果：</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">1．#
include <iostream.h></SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">void main()</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">{</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體"> int a;a=3;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體"> a+=a-=a*a;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">
cout<<"a="<<a<<endl;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">}</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">2．#
include <iostream.h></SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">void main()</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">{</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體"> int x,y,t;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體"> x=y=3;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體"> t=++x||++y;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">
cout<<"y="<<y<<endl;</SPAN></P>
<P class=MsoNormal><SPAN lang=EN-US
style="FONT-SIZE: 14pt; FONT-FAMILY: 宋體">}</SPAN></P></BODY></HTML>
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