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PAGE PAGE 1 Chapter 1Introduction PartⅠ：Explanation of Terms 1.GIS:Computer system forcapturingstoringqueryinganalyzingand displaying geographically referenced data.地理信息系统(GIS)是用于输入、存储、查询、分析和显示地理参照数据的计算机系统. 2.Geographically referenced data:Also called geospatial data, describe both locations and characteristics of spatial features. 地理参照数据又称地理空间数据,描述空间要素的位置和特征 3.Attrbute data：描述空间要素特征的数据 4. Spatial Data：描述空间要素几何特征的数据 5. Discrete features：指观测值不连续的要素，形成分离的实体，并可单个地识别. 6. Continuous features：指观测值连续的要素 PartⅡ：Short Answer（该部分全部省略.参考之前共享的课后思考题即可.） Part Ⅲ：Single-choice 1. (T or F) GIS software is only one of the components of a GIS. ①True√②False 2. Which of the following features is a discrete feature? ①Precipitation②Elevation③Roads√④None of the above 3. Which of the following features is a continuous feature? ①Precipitation②Elevation③Land use④All of the above⑤a and b only√ 4. Vector data are better suited for representing __________ features and raster data are better suited for representing __________ features. ①continuous, discrete②discrete, continuous√ 5. (T or F) One can use both vector data and raster data in a GIS project. ①True√②False 6. Which of the following statement is not true? ①The geodatabase data model is the new data model introduced in ArcGIS. ②The geodatabase data model uses object-oriented technology. ③The geodatabase data model is built on ArcObjects. ④None of the above√ 7. Which of the following represents composite features? ①Polygons②TINs√③Lines④None of the above 8. One would normally begin with ________ in a GIS project: ①data display②database construction√③data analysis④data exploration 9. Which of the following statements is true? ①Shapefiles are topology-based but coverages are not. ②Coverages are topology-based but shapefiles are not.√ ③Both shapefiles and coverages are topology-based. 10. Which is the simplest version of ArcGIS? ①ArcView√②ArcEditor③ArcInfo 11. Which of the following statements is true? ①ArcToolbox is available in both ArcC