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<title>●试题一</title>
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<o:Author>聂钰桢</o:Author>
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<o:Created>2006-03-04T09:59:00Z</o:Created>
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<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>●试题一<span
lang=EN-US><o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>［问题</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>］<span
lang=EN-US><o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>【答案】医院收费系统的</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>0</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>层图中<span
lang=EN-US>"处方记录"<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>［问题</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>2</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>］<span
lang=EN-US><o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>【答案】</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.1</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>检查病人信息<span
lang=EN-US>"的"不合格病人信息"输出数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>2.</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.2</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>计算费用<span
lang=EN-US>"的"收据"输出数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>［问题</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>］<span
lang=EN-US><o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>【答案】</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>从<span
lang=EN-US>"病人基本情况"到"</span></span><span lang=EN-US
style='mso-bidi-font-size:10.5pt'>3.1</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>检查处方单<span
lang=EN-US>"的数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>2.</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>从<span
lang=EN-US>"</span></span><span lang=EN-US style='mso-bidi-font-size:10.5pt'>3.2</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>记录处方<span
lang=EN-US>"到"处方记录"的数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3.</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>从<span
lang=EN-US>"定价表"到"</span></span><span lang=EN-US
style='mso-bidi-font-size:10.5pt'>3.3</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>制作收据<span
lang=EN-US>"的数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>4.</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>从<span
lang=EN-US>"</span></span><span lang=EN-US style='mso-bidi-font-size:10.5pt'>3.3</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>制作收据<span
lang=EN-US>"到"收费记录"的数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>【解析】在</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>0</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>层图中有</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>0</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>层图中<span
lang=EN-US>"处方记录"是加工</span></span><span lang=EN-US style='mso-bidi-font-size:
10.5pt'>3</span><span lang=EN-US style='mso-bidi-font-size:10.5pt;font-family:
宋体;mso-hansi-font-family:"Times New Roman"'>"处方收费"的局部数据文件，所以不必画出。<o:p></o:p></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>找出缺少的数据流的一个关键是父图与子图的平衡，即子图的输入输出数据流与父图相应的加工的输入输出数据必须一致。<span
lang=EN-US><o:p></o:p></span></span></p>
<p class=MsoNormal style='mso-layout-grid-align:none;text-autospace:none'><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>从</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>0</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>层图中可以看到对于加工</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"病历收费"有输入流"病人信息"，输出流"不合格病人信息"，"病历"和"收据"。而加工</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>子图中却只有<span
lang=EN-US>"病人信息"和"病历"，所以一定缺少</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>2</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>条输出流<span
lang=EN-US>"不合格病人信息"和"收据"。病人信息是否合格是在加工</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.1</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"检查病人信息"中处理，因此加工</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.1</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>出一条输出流<span
lang=EN-US>"合格病人信息"外，还缺少一条输出流"不合格病人信息"。对合格的病人信息，加工</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>1.2</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>计算收费后，理应提供收据给病人，所以另一条缺少的数据流是<span
lang=EN-US>"</span></span><span lang=EN-US style='mso-bidi-font-size:10.5pt'>1.2</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>计算费用<span
lang=EN-US>"的"收据"输出数据流。<o:p></o:p></span></span></p>
<p class=MsoNormal align=left style='text-align:left;mso-layout-grid-align:
none;text-autospace:none'><span style='mso-bidi-font-size:10.5pt;font-family:
宋体;mso-hansi-font-family:"Times New Roman"'>根据说明<span lang=EN-US>"系统首先根据病人基本情况检查处方单中病历号是否正确"，因此，在加工</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3.1</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"检查处方单"中，需读入病人基本情况，所以缺少从"病人基本情况"到"</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3.1</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>检查处方单<span
lang=EN-US>"的数据流。然后系统"记录合格的处方单"，所以加工</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3.2</span><span lang=EN-US
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"记录处方"中需讲处方的内容记录到文件"处方记录"中，因此缺少从"</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3.2</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>记录处方<span
lang=EN-US>"到"处方记录"的数据流。加工</span></span><span lang=EN-US
style='mso-bidi-font-size:10.5pt'>3.3</span><span lang=EN-US style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>"制作收据"中需根据文件"定价表"的各项目或药品的价格来计算所需收取的费用，因此图中还缺少从"定价表"到"</span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>3.3</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>制作收据<span
lang=EN-US>"的数据流。最后收费的记录需写入文件"收费记录"中，所以缺少的第</span></span><span
lang=EN-US style='mso-bidi-font-size:10.5pt'>4</span><span style='mso-bidi-font-size:
10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>条数据流是从<span
lang=EN-US>"</span></span><span lang=EN-US style='mso-bidi-font-size:10.5pt'>3.3</span><span
style='mso-bidi-font-size:10.5pt;font-family:宋体;mso-hansi-font-family:"Times New Roman"'>制作收据<span
lang=EN-US>"到"收费记录"的数据流。</span></span><span style='font-size:
8.5pt;font-family:"MS Sans Serif";mso-font-kerning:0pt;mso-ansi-language:ZH-CN'><o:p></o:p></span></p>
<p class=MsoNormal><span lang=EN-US><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></p>
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