multiple-choice quiz 1----3.mht

C__功能..可以很好的..来下载.. C__功能..可以很好的..来下载

><o:p>&nbsp;</o:p></span></p>

<table class=3DMsoNormalTable border=3D0 cellpadding=3D0 style=3D'mso-cells=
pacing:1.5pt;
 mso-padding-alt:0cm 5.4pt 0cm 5.4pt'>
 <tr style=3D'mso-yfti-irow:0;mso-yfti-firstrow:yes;mso-yfti-lastrow:yes'>
  <td width=3D25 style=3D'width:18.75pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td style=3D'padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;mso-bidi-font-f=
amily:
  SimSun;color:black;mso-font-kerning:0pt'><INPUT TYPE=3D"radio" NAME=3D"68=
59586" VALUE=3D"6859584"></span><span
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(a) II and =
III
  only</span><span lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdan=
a;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'><br>
<INPUT TYPE=3D"radio" NAME=3D"6859586" VALUE=3D"6859585"></span><span lang=
=3DEN-US
  style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-family:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(b) I only<=
/span><span
  lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;mso-bidi-font-f=
amily:
  SimSun;color:black;mso-font-kerning:0pt'><br>
<INPUT TYPE=3D"radio" NAME=3D"6859586" VALUE=3D"6859587"></span><span lang=
=3DEN-US
  style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-family:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(c) I, II, =
and
  III</span><span lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'><br>
<INPUT TYPE=3D"radio" CHECKED NAME=3D"6859586" VALUE=3D"6859588"></span><sp=
an
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(d) II only=
</span><span
  lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;mso-bidi-font-f=
amily:
  SimSun;color:black;mso-font-kerning:0pt'> <o:p></o:p></span></p>
  </td>
 </tr>
</table>

<div class=3DMsoNormal align=3Dcenter style=3D'text-align:center;mso-pagina=
tion:widow-orphan'><span
lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-fam=
ily:
SimSun;mso-font-kerning:0pt'>

<hr size=3D2 width=3D"100%" align=3Dcenter>

</span></div>

<table class=3DMsoNormalTable border=3D0 cellpadding=3D0 style=3D'mso-cells=
pacing:1.5pt;
 mso-padding-alt:0cm 5.4pt 0cm 5.4pt'>
 <tr style=3D'mso-yfti-irow:0;mso-yfti-firstrow:yes;mso-yfti-lastrow:yes'>
  <td width=3D10 style=3D'width:7.2pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=3D12 nowrap valign=3Dtop style=3D'width:9.0pt;padding:.75pt .75=
pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dright style=3D'text-align:right;mso-paginati=
on:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>2.</span><s=
pan
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p></o:p></span></p>
  </td>
  <td width=3D10 style=3D'width:7.2pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td style=3D'padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>An E-Commer=
ce
  database contains data about customers, products, orders, system response
  times, etc. Which of the following can be specified as integrity constrai=
nts
  in an E-Commerce database system? </span><span lang=3DEN-US style=3D'font=
-size:
  12.0pt;font-family:SimSun;mso-bidi-font-family:SimSun;mso-font-kerning:0p=
t'><o:p></o:p></span></p>
  <ol start=3D1 type=3DI>
   <li class=3DMsoNormal style=3D'mso-margin-top-alt:auto;mso-margin-bottom=
-alt:
       auto;text-align:left;mso-pagination:widow-orphan;mso-list:l0 level1 =
lfo2;
       tab-stops:list 36.0pt'><span lang=3DEN-US style=3D'font-size:9.0pt;
       font-family:Verdana;mso-bidi-font-family:SimSun;color:black;mso-font=
-kerning:
       0pt'>No two products can have the same product ID. </span><span
       lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-f=
ont-family:
       SimSun;mso-font-kerning:0pt'><o:p></o:p></span></li>
   <li class=3DMsoNormal style=3D'color:black;mso-margin-top-alt:auto;mso-m=
argin-bottom-alt:
       auto;text-align:left;mso-pagination:widow-orphan;mso-list:l0 level1 =
lfo2;
       tab-stops:list 36.0pt'><span lang=3DEN-US style=3D'font-size:9.0pt;
       font-family:Verdana;mso-bidi-font-family:SimSun;mso-font-kerning:0pt=
'>The
       DBMS response time for all Web requests should be at most 2 seconds.=
 <o:p></o:p></span></li>
   <li class=3DMsoNormal style=3D'color:black;mso-margin-top-alt:auto;mso-m=
argin-bottom-alt:
       auto;text-align:left;mso-pagination:widow-orphan;mso-list:l0 level1 =
lfo2;
       tab-stops:list 36.0pt'><span lang=3DEN-US style=3D'font-size:9.0pt;
       font-family:Verdana;mso-bidi-font-family:SimSun;mso-font-kerning:0pt=
'>A
       customer order cannot have more than one shipping address. <o:p></o:=
p></span></li>
  </ol>
  </td>
  <td width=3D10 style=3D'width:7.2pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
 </tr>
</table>

<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination:w=
idow-orphan'><a
name=3D6859596></a><span lang=3DEN-US style=3D'font-size:12.0pt;font-family=
:SimSun;
mso-bidi-font-family:SimSun;display:none;mso-hide:all;mso-font-kerning:0pt'=
><o:p>&nbsp;</o:p></span></p>

<table class=3DMsoNormalTable border=3D0 cellpadding=3D0 style=3D'mso-cells=
pacing:1.5pt;
 mso-padding-alt:0cm 5.4pt 0cm 5.4pt'>
 <tr style=3D'mso-yfti-irow:0;mso-yfti-firstrow:yes;mso-yfti-lastrow:yes'>
  <td width=3D25 style=3D'width:18.75pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td style=3D'padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;mso-bidi-font-f=
amily:
  SimSun;color:black;mso-font-kerning:0pt'><INPUT TYPE=3D"radio" NAME=3D"68=
59596" VALUE=3D"6859598"></span><span
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(a) I, II, =
and
  III</span><span lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'><br>
<INPUT TYPE=3D"radio" NAME=3D"6859596" VALUE=3D"6859605"></span><span lang=
=3DEN-US
  style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-family:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(b) I and II
  only</span><span lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdan=
a;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'><br>
<INPUT TYPE=3D"radio" NAME=3D"6859596" VALUE=3D"6859592"></span><span lang=
=3DEN-US
  style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-family:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(c) I only<=
/span><span
  lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdana;mso-bidi-font-f=
amily:
  SimSun;color:black;mso-font-kerning:0pt'><br>
<INPUT TYPE=3D"radio" CHECKED NAME=3D"6859596" VALUE=3D"6859595"></span><sp=
an
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>(d) I and I=
II
  only</span><span lang=3DEN-US style=3D'font-size:9.0pt;font-family:Verdan=
a;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'> <o:p></o:p=
></span></p>
  </td>
 </tr>
</table>

<div class=3DMsoNormal align=3Dcenter style=3D'text-align:center;mso-pagina=
tion:widow-orphan'><span
lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-fam=
ily:
SimSun;mso-font-kerning:0pt'>

<hr size=3D2 width=3D"100%" align=3Dcenter>

</span></div>

<table class=3DMsoNormalTable border=3D0 cellpadding=3D0 style=3D'mso-cells=
pacing:1.5pt;
 mso-padding-alt:0cm 5.4pt 0cm 5.4pt'>
 <tr style=3D'mso-yfti-irow:0;mso-yfti-firstrow:yes;mso-yfti-lastrow:yes'>
  <td width=3D10 style=3D'width:7.2pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td width=3D12 nowrap valign=3Dtop style=3D'width:9.0pt;padding:.75pt .75=
pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dright style=3D'text-align:right;mso-paginati=
on:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>3.</span><s=
pan
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p></o:p></span></p>
  </td>
  <td width=3D10 style=3D'width:7.2pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
  <td style=3D'padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:9.0pt;mso-bidi-font-size:12.0pt;font-fami=
ly:Verdana;
  mso-bidi-font-family:SimSun;color:black;mso-font-kerning:0pt'>An E-Commer=
ce
  system consists of the following components. Which of these same componen=
ts
  must be included in <b>a database</b>? </span><span lang=3DEN-US
  style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-family:SimSun;
  mso-font-kerning:0pt'><o:p></o:p></span></p>
  <ol start=3D1 type=3DI>
   <li class=3DMsoNormal style=3D'mso-margin-top-alt:auto;mso-margin-bottom=
-alt:
       auto;text-align:left;mso-pagination:widow-orphan;mso-list:l2 level1 =
lfo3;
       tab-stops:list 36.0pt'><span lang=3DEN-US style=3D'font-size:9.0pt;
       font-family:Verdana;mso-bidi-font-family:SimSun;color:black;mso-font=
-kerning:
       0pt'>The data, such as information about the goods available for sal=
e,
       customers, <span class=3DGramE>orders</span> placed, shipping inform=
ation,
       etc. </span><span lang=3DEN-US style=3D'font-size:12.0pt;font-family=
:SimSun;
       mso-bidi-font-family:SimSun;mso-font-kerning:0pt'><o:p></o:p></span>=
</li>
   <li class=3DMsoNormal style=3D'color:black;mso-margin-top-alt:auto;mso-m=
argin-bottom-alt:
       auto;text-align:left;mso-pagination:widow-orphan;mso-list:l2 level1 =
lfo3;
       tab-stops:list 36.0pt'><span lang=3DEN-US style=3D'font-size:9.0pt;
       font-family:Verdana;mso-bidi-font-family:SimSun;mso-font-kerning:0pt=
'>A
       database must include a collection of programs that control the data,
       such as programs to create, maintain, and manipulate the data. These
       programs can be easily used to create, maintain, and manipulate data=
 in
       other domains. <o:p></o:p></span></li>
   <li class=3DMsoNormal style=3D'color:black;mso-margin-top-alt:auto;mso-m=
argin-bottom-alt:
       auto;text-align:left;mso-pagination:widow-orphan;mso-list:l2 level1 =
lfo3;
       tab-stops:list 36.0pt'><span lang=3DEN-US style=3D'font-size:9.0pt;
       font-family:Verdana;mso-bidi-font-family:SimSun;mso-font-kerning:0pt=
'>A
       database must include a collection of programs that operate on the d=
ata,
       but are specific to the E-commerce system. These programs enable use=
rs
       to browse through the store-items, place orders, track shipping, etc=
. <o:p></o:p></span></li>
  </ol>
  </td>
  <td width=3D10 style=3D'width:7.2pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily:
  SimSun;mso-font-kerning:0pt'><o:p>&nbsp;</o:p></span></p>
  </td>
 </tr>
</table>

<p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination:w=
idow-orphan'><a
name=3D6859581></a><span lang=3DEN-US style=3D'font-size:12.0pt;font-family=
:SimSun;
mso-bidi-font-family:SimSun;display:none;mso-hide:all;mso-font-kerning:0pt'=
><o:p>&nbsp;</o:p></span></p>

<table class=3DMsoNormalTable border=3D0 cellpadding=3D0 style=3D'mso-cells=
pacing:1.5pt;
 mso-padding-alt:0cm 5.4pt 0cm 5.4pt'>
 <tr style=3D'mso-yfti-irow:0;mso-yfti-firstrow:yes;mso-yfti-lastrow:yes'>
  <td width=3D25 style=3D'width:18.75pt;padding:.75pt .75pt .75pt .75pt'>
  <p class=3DMsoNormal align=3Dleft style=3D'text-align:left;mso-pagination=
:widow-orphan'><span
  lang=3DEN-US style=3D'font-size:12.0pt;font-family:SimSun;mso-bidi-font-f=
amily: