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प्रश्न
What is the three forms of geographical data?
उत्तर
There are three forms of geographical data in a computer. The extensions of these files are shp, shx and dbf. The dbf file is dbase file that contains attribute data and is linked to shx and shp files. The shx and shp files, on the other hand, contain spatial (map) information. The dbf file can be edited in MS Excel.
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संबंधित प्रश्न
What type of graph would you use to represent the following data?
| States | Share of Production of Iron-Ore (in %) |
| Madhya Pradesh | 23.44 |
| Goa | 21.82 |
| Karnataka | 20.95 |
| Bihar | 16.98 |
| Odisha | 16.30 |
| Andhra Pradesh | 0.45 |
| Maharashtra | 0.04 |
Districts within a state would be represented in which type of spatial data?
What is difference between spatial and non-spatial data? Explain with examples.
Carry out the following steps using the given data set:
- Enter the given data in a file and store in ‘My Documents’ folder (Name the file as rainfall).
- Calculate the standard deviation and mean for the given data set using Function Wizard in Excel spreadsheet.
- Compute coefficient of variation using the results derived in step (b).
- Analyze the results.
Represent the data given below using a suitable technique with the help of a computer and analyse the graph.
Cropping Intensity in India
| Year_80s | CI_80s | Year_90s | CI_90s |
| 1980-81 | 123.3 | 1990-91 | 129.9 |
| 1981-82 | 124.5 | 1991-92 | 128.7 |
| 1982-83 | 123.2 | 1992-93 | 130.1 |
| 1983-84 | 125.7 | 1993-94 | 131.1 |
| 1984-85 | 125.2 | 1994-95 | 131.5 |
| 1985-86 | 126.7 | 1995-96 | 131.8 |
| 1986-87 | 126.4 | 1996-97 | 132.8 |
| 1987-88 | 127.3 | 1997-98 | 134.1 |
| 1988-89 | 128.5 | 1998-99 | 135.4 |
| 1989-90 | 128.1 | 1999-00 | 134.9 |
This age was marked by the use of computers and sophisticated statistical tools. Laws of physics were often applied to map and analyze. Select the correct option.
