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● Bitmap images use a grid of small squares known as （72） to represent images.
A. pixels B. points C. elements D. dots
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试题（71）～（75）Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is （71）. It determines how the various results are computed by the product and presents this information in the form. of a （72） and associated scenarios. The second is （73） , which determines the classes and their attributes. Then determine the interrelationships and interaction among the classes. The last step is （74） , which determines the actions performed by or to each class or subclass and presents this information in the form. of （75） .（71）A. use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（72）A. collaboration diagramB. sequence diagramC. use-case diagramD. activity diagram（73）A. use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（74）A. use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（75）A. activity diagramB. component diagramC. sequence diagramD. state diagram
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●Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is （71）. It determines how the various results are computed by the product and presents this information in the form. of a （72） and associated scenarios. The second is （73） , which determines the classes and their attributes, then determines the interrelationships and interaction among the classes. The last step is （74） , which determines the actions performed by or to each class or subclass and presents this information in the form. of （75） .（71）A.use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（72）A. collaboration diagramB. sequence diagramC. use-case diagramD. activity diagram（73）A. use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（74）A.use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（75）A. activity diagramB. component diagramC. sequence diagramD. state diagram
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以下代码定义了一个()布局容器。grid{display:grid;grid－template－columns:20px40px;grid－template－rows:20px40px;}
A、固定B、FlexC、CSSGridD、流式
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Whichstatementsconcerningtheeffectofthestatementgfx.drawRect(5,5,10,10)aretrue,giventhatgfxisareferencetoavalidGraphicsobject?()
A.Therectangledrawnwillhaveatotalwidthof5pixels.B.Therectangledrawnwillhaveatotalheightof6pixels.C.Therectangledrawnwillhaveatotalwidthof10pixels.D.Therectangledrawnwillhaveatotalheightof11pixels.
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在RHEL5系统中,若需要在每天凌晨1:30由系统自动将目录“／images“中的内容缩备份到“／bak”目录下,可以设置以下( )cron任务。
A.30 1 * * * tar czf /bak/images.tar.gz/images/B. 30 * 1 * * tar czf /bak/images.tar.gz/images/C. 1 30 * * * tar cjf /bak/images.tar.bz2/images/D. * 30 1 * * tar cjf /bak/images.tar.bz2/images/
考题
● Object-oriented analysis (OOA) is a semiformal specification technique for the object-oriented paradigm. Object-oriented analysis consists of three steps. The first step is （71）. It determines how the various results are computed by the product and presents this information in the form. of a （72） and associated scenarios. The second is （73） , which determines the classes and their attributes. Then determine the interrelationships and interaction among the classes. The last step is （74） , which determines the actions performed by or to each class or subclass and presents this information in the form. of （75） .（71）A.use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（72）A. collaboration diagramB. sequence diagramC. use-case diagramD. activity diagram（73）A. use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（74）A.use-case modelingB. class modelingC. dynamic modelingD. behavioral modeling（75）A. activity diagramB. component diagramC. sequence diagramD. state diagram
考题
2、下面能正确显示水分子表达式的选项为（）。A．H＜sub＞2＜/sub＞OB．H＜small＞2＜/small＞OC．H＜small＞＜sup＞2＜/sup＞＜/small＞OD．H＜small＞＜sub＞2＜/sub＞＜/small＞O
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在一个Web应用中，admin目录与images目录为同级目录，现在admin目录下的index.jsp需要images目录中的图片top.jpg，以下代码片段正确的是（）。A．＜img src="../images/top.jpg" width="100" height="20"＞B．＜img src="images/top.jpg" width="100" height="20"＞C．＜img src="./images/top.jpg" width="100" height="20"＞D．＜img src="//images/top.jpg" width="100" height="20"＞
考题
下面能正确显示水分子表达式的选项为（）。A．H＜sub＞2＜/sub＞OB．H＜small＞2＜/small＞OC．H＜small＞＜sup＞2＜/sup＞＜/small＞OD．H＜small＞＜sub＞2＜/sub＞＜/small＞O
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