mooc人大单元测试4
@font-face { font-family: Wingdings }
@font-face { font-family: 宋体 }
@font-face { font-family: "Cambria Math" }
@font-face { font-family: 等线 }
@font-face { font-family: "@宋体" }
@font-face { font-family: "@等线" }
p.MsoNormal, li.MsoNormal, div.MsoNormal { mso-style-unhide: no; mso-style-qformat: yes; mso-style-parent: ""; margin: 0; text-align: justify; text-justify: inter-ideograph; mso-pagination: none; font-size: 10.5pt; mso-bidi-font-size: 11.0pt; font-family: 等线; mso-ascii-font-family: 等线; mso-ascii-theme-font: minor-latin; mso-fareast-font-family: 等线; mso-fareast-theme-font: minor-fareast; mso-hansi-font-family: 等线; mso-hansi-theme-font: minor-latin; mso-bidi-font-family: "Times New Roman"; mso-bidi-theme-font: minor-bidi; mso-font-kerning: 1.0pt }
p { mso-style-noshow: yes; mso-style-priority: 99; mso-margin-top-alt: auto; margin-right: 0; mso-margin-bottom-alt: auto; margin-left: 0; mso-pagination: widow-orphan; font-size: 12pt; font-family: 宋体; mso-bidi-font-family: 宋体 }
span.dan { mso-style-name: dan; mso-style-unhide: no }
p.f-cb, li.f-cb, div.f-cb { mso-style-name: f-cb; mso-style-unhide: no; mso-margin-top-alt: auto; margin-right: 0; mso-margin-bottom-alt: auto; margin-left: 0; mso-pagination: widow-orphan; font-size: 12pt; font-family: 宋体; mso-bidi-font-family: 宋体 }
span.duo { mso-style-name: duo; mso-style-unhide: no }
span.pan { mso-style-name: pan; mso-style-unhide: no }
span.f-f0 { mso-style-name: f-f0; mso-style-unhide: no }
span.tt3 { mso-style-name: tt3; mso-style-unhide: no }
span.GramE { mso-style-name: ""; mso-gram-e: yes }
.MsoChpDefault { mso-style-type: export-only; mso-default-props: yes; font-family: 等线; mso-bidi-font-family: "Times New Roman"; mso-bidi-theme-font: minor-bidi }
@page { mso-page-border-surround-header: no mso-page-border-surround-footer: no }
@page WordSection1 { size: 595.3pt 841.9pt margin-top: 72pt margin-right: 90pt margin-bottom: 72pt margin-left: 90pt mso-header-margin: 42.55pt mso-footer-margin: 49.6pt mso-paper-source: 0 layout-grid: 15.6pt }
div.WordSection1 { page: WordSection1 }
@list l0
{mso-list-id:224799083;
mso-list-template-ids:1393618368;}
@list l0:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l0:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l0:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l0:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1
{mso-list-id:247348406;
mso-list-template-ids:-1575954492;}
@list l1:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l1:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l1:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l1:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2
{mso-list-id:271010965;
mso-list-template-ids:1692812690;}
@list l2:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l2:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l2:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l2:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3
{mso-list-id:284850459;
mso-list-template-ids:-1522076334;}
@list l3:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l3:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l3:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l3:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4
{mso-list-id:614869960;
mso-list-template-ids:-2086513070;}
@list l4:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l4:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l4:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l4:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5
{mso-list-id:871461656;
mso-list-template-ids:1639235992;}
@list l5:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l5:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l5:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l5:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6
{mso-list-id:1446732801;
mso-list-template-ids:2032849482;}
@list l6:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l6:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l6:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l6:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7
{mso-list-id:1886868975;
mso-list-template-ids:-708937942;}
@list l7:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l7:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l7:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l7:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8
{mso-list-id:1975213914;
mso-list-template-ids:-1704062012;}
@list l8:level1
{mso-level-number-format:bullet;
mso-level-text:\F0B7;
mso-level-tab-stop:36.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Symbol;}
@list l8:level2
{mso-level-number-format:bullet;
mso-level-text:o;
mso-level-tab-stop:72.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:"Courier New";
mso-bidi-font-family:"Times New Roman";}
@list l8:level3
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:108.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8:level4
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:144.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8:level5
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:180.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8:level6
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:216.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8:level7
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:252.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8:level8
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:288.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
@list l8:level9
{mso-level-number-format:bullet;
mso-level-text:\F0A7;
mso-level-tab-stop:324.0pt;
mso-level-number-position:left;
text-indent:-18.0pt;
mso-ansi-font-size:10.0pt;
font-family:Wingdings;}
ol { margin-bottom: 0 }
ul { margin-bottom: 0 }
1
单选(2分)
在数据库系统中,保证数据及语义正确和有效的功能是( )。
得分/总分
A.
并发控制
B.
存取控制
C.
安全控制
D.
完整性控制
2.00/2.00
正确答案:D你选对了
解析: D、知识点:实体完整性定义、检查和违约处理
2
单选(2分)
在数据库的表定义中,限制成绩属性列的取值在0到100的范围内,属于数据的( )约束。
得分/总分
A.
实体完整性
B.
参照完整性
C.
用户自定义完整性
2.00/2.00
D.
用户操作
正确答案:C你选对了
解析: D、知识点:用户定义的完整性
3
单选(2分)
有一个关系:学生(学号,姓名,系别),规定学号的值域是8个数字组成的字符串,这一规则属于( )。
得分/总分
A.
实体完整性约束
B.
参照完整性约束
C.
用户自定义完整性约束
2.00/2.00
D.
关键字完整性约束
正确答案:C你选对了
解析: D、知识点:用户定义的完整性
4
单选(2分)
关于主键约束以下说法错误的是( )。
得分/总分
A.
一个表中只能设置一个主键约束
B.
空值的字段上不能定义主键约束
C.
空值的字段上可以定义主键约束
2.00/2.00
D.
可以将包含多个字段的字段组合设置为主键
正确答案:C你选对了
解析: D、知识点:实体完整性定义、检查和违约处理
5
多选(2分)
实体完整性规则检查的内容包括( )。
得分/总分
A.
检查主码的各个属性值是否为空,只要有一个为空就拒绝插入或修改
1.00/2.00
B.
检查主码的各个属性值是否唯一,只要有一个不唯一就拒绝插入或修改
C.
检查主码值是否唯一,如果不唯一就拒绝插入或修改
1.00/2.00
D.
检查主码值是否唯一,如果唯一就拒绝插入或修改
正确答案:A、C你选对了
解析: D、知识点:实体完整性定义、检查和违约处理
6
多选(2分)
数据库的完整性是指数据的( )。
得分/总分
A.
实体完整性
0.67/2.00
B.
参照完整性
0.67/2.00
C.
用户定义完整性
0.67/2.00
D.
安全完整性
正确答案:A、B、C你选对了
解析: D、知识点:实体完整性定义、检查和违约处理
7
判断(2分)
数据的完整性是保护数据库,防止恶意破坏和非法存取。( )
得分/总分
A.
B.
2.00/2.00
正确答案:B你选对了
解析:知识点:实体完整性定义、检查和违约处理
8
判断(2分)
对参照表插入元组时,一旦违背了参照完整性约束,则拒绝插入元组。( )
得分/总分
A.
2.00/2.00
B.
正确答案:A你选对了
解析:知识点:参照完整性定义、检查和违约处理
9
判断(2分)
触发器不仅可以定义在基本表上,也可以定义在视图上。( )
得分/总分
A.
B.
2.00/2.00
正确答案:B你选对了
解析:知识点:触发器的定义、激活和删除
mooc人大单元测试4的更多相关文章
- mooc人大单元测试1
@font-face { font-family: Wingdings } @font-face { font-family: 宋体 } @font-face { font-family: " ...
- mooc人大单元测试3
@font-face { font-family: Wingdings } @font-face { font-family: 宋体 } @font-face { font-family: " ...
- mooc人大单元测试2
1 单选(2分) 下列选项中不是关系数据库基本特征的是( ). A. 不同的列应有不同的数据类型 B. 不同的列应有不同的列名 C. 与行的次序无关 D. 与列的次序无关 2 单选(2分) 关系代数 ...
- MOOC使用心得
1. Mooctest 使用心得 慕测平台是编程类考试和练习的服务平台,教师可以轻松监管考试流程,学生可以自由练习编程.系统负责编程练习的自动化评估及可视化展现,配合当下红火的MOOC慕课课程,慕测平 ...
- 网络公开课和MOOC资源
美国(USA) 1. 麻省理工学院开放课程(Free Online Course Materials/ MIT OpenCourseWare) 2. 耶鲁大学开放课程(Online Video Lec ...
- Intellij idea添加单元测试工具
1.idea 版本是14.0.0 ,默认带有Junit,但是不能自动生成单元测试,需要下载JunitGererator2.0插件 2.Settings -Plugins,下载 JunitGenerat ...
- Python的单元测试(二)
title: Python的单元测试(二) date: 2015-03-04 19:08:20 categories: Python tags: [Python,单元测试] --- 在Python的单 ...
- Python的单元测试(一)
title: Python的单元测试(一) author: 青南 date: 2015-02-27 22:50:47 categories: Python tags: [Python,单元测试] -- ...
- javascript单元测试框架mochajs详解
关于单元测试的想法 对于一些比较重要的项目,每次更新代码之后总是要自己测好久,担心一旦上线出了问题影响的服务太多,此时就希望能有一个比较规范的测试流程.在github上看到牛逼的javascript开 ...
随机推荐
- javaMail (java代码发送邮件)
第一在邮件账户设置开启以下两个 需要发送短信获取 授权码. 代码如下: package com.hjb.javaMail; import javax.mail.*; import javax.mai ...
- Docker的架构
一.Docker引擎 docker引擎是一个c/s结构的应用,主要组件见下图: Server是一个常驻进程 REST API 实现了client和server间的交互协议 CLI 实现容器和镜像的管理 ...
- QT实现输入框与下拉框提示并可模糊匹配
功能:支持下拉框选择.手动输入更改和模糊匹配 组件:QLineEdit.QComboBox.QCompleter.QStringListModel 一.组件介绍 1.1 QLineEdit QLine ...
- if...else和switch...case
一.位运算 class Demo01 { public static void main(String[] args) { int a = 5; int b = 3; /* 0000 0101 |00 ...
- springboot整合jsp,完成公交车站路线图
转: springboot整合jsp,完成公交车站路线图 点赞再看,养成习惯 开发环境: jdk 8 intellij idea tomcat 8 mysql 5.7 maven 3.6 所用技术: ...
- 摄像机+LookAt矩阵+视角移动+欧拉角
一: 摄像机 OpenGL本身没有摄像机(Camera)的概念,但我们可以通过把场景中的所有物体往相反方向移动的方式来模拟出摄像机,产生一种我们在移动的感觉,而不是场景在移动. 以摄像机的视角作为场景 ...
- C#类中的字段、属性和方法
C#类中的字段.属性和方法 刚开始学C#,对于类中的字段.属性和方法很难分清,写下这份笔记,帮助理解 字段:与类相关的变量 声明方法与声明变量类似,可在前面添加访问修饰符.static关键字等: 属性 ...
- SHELL编程入门简介
一.SHELL软件概念和应用场景 1) 学习Linux技术,不是为了学习系统安装.命令操作.用户权限.配置IP.网络管理,学习Linux技术重点:基于Linux系统部署和维护各种应用软件.程序(Apa ...
- flex布局个人总结
<html> <div class="box1"> <span>1</span> <span>2</span> ...
- Java基础API
API API概述 API (Application Programming Interface) :应用程序编程接口 java中的API指的就是 JDK 中提供的各种功能的 Java类,这些类将底层 ...