Decompression

This tutorial topic illustrates how to decompress a compressed file. You will decompress a file using WinZip following step-by-step instructions.
If you do not have WinZip installed, click here.

Now that you have downloaded a compressed file and installed WinZip, you are ready to decompress it.
Note: this process will work for any compressed file in any directory, the ones used below are just examples.

Step 1: Launch WinZip

If you used the defaults during installation go to: Start --> Programs --> WinZip --> WinZip

You should see a po-up window like this:

Step 2: Open the archive

Click on the "Open" button (a new box will popup)

Navigate to directory where the compressed file is
In this case: C:\downloads\data\compress\

Select the file
In this case: jun_ws.zip

Click on the Open button

Your WinZip window should now look like this:

Step 3: Extract the archive

Select all the files listed by clicking on the first file in the WinZip Archive list Then hold down the Shift key and click on the last file in the WinZip Archive list

Click on the "Extract" button (a new box will popup)

In the "Extract to:" box, type the directory where you want to put the file
In this case: C:\downloads\data\uncompress\

Then Click the "Extract" button.

Close WinZip (File --> Exit)

That's it! Your file is now decompressed.

Step 4: Check the Results of Decompression

Navigate to the C:\downloads\data\uncompress\ directory and make sure you have the following four files in it:
jun_ws.dbf
jun_ws.prj
jun_ws.shp.xml
jun_ws.shx

There are many different ways to decompress data. Here, we have demonstrated just one. You may want to experiment a bit to find out which way or which software works best for you.

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Spatial Data at UAS - Last Updated: February 13, 2005 - The University of Alaska Southeast
The URL of this site is http://www.uas.alaska.edu/spatialdata