Book_im.indb
Windows File Extension LabObjective: To be able to associate a file extension with a file type Parts: Computer with Windows XP/Vista/7 installedFormatted 3.5-inch disk or flash driveProcedure: Complete the following procedure and answer the accompanying questions.1. Select Start > All Programs > Accessories option and click the Notepad menu selection.Type the following:I hear and I forget. I see and I remember. I do and I understand. -Confucius2. Select the File menu option and choose Save.3. Insert a formatted disk into the floppy (A:) drive or attach a flash drive. Select the appropriate drive option for the media you are using. In the File name textbox, type Junk. Click the Save button.4. Close the Notepad application.5. Right-click the Start button and Open Windows Explorer (7).6. In Vista/7, select the Organize menu option and select Folder and Search Options.In all operating systems, click the View tab. If the Hide (file) extensions for known file Types checkbox contains a check mark, click inside the checkbox to remove the check mark. If the checkbox is empty, ignore this step. Click OK.7. In the left Explorer window, use the vertical scroll bar to locate and select the disk media you used to save the file. Locate the Junk.txt file in the right window and double-click the icon.What happened? Did the Notepad application open with the Junk file open? 8. Close the Notepad application.9. In the Explorer window, right-click the file called Junk. Click the Rename option. Ensure the entire filename, Junk.txt, is highlighted. Type junk.abc and press Enter. Junk.txt is renamed to junk.abc. A rename warning box appears stating that, “If you change a file- name extension, the file may become unusable.” It also asks, “Are you sure you want to change it?” Click Yes.What does the junk.abc file icon look like now? 10. Double-click the junk.abc file icon.What happened when you double-clicked on the junk.abc file icon? 11. Click the Select the program from a list of installed programs radio button and click OK. Scroll until you reach the Notepad icon. Click the Notepad icon and then click OK. What happened when you clicked the OK button?12. In the Notepad application, select the File menu option and choose New.13. Type the following:The only real mistake is the one from which we learn nothing. -John Powell14. Select the File menu option and click Save as. Ensure the disk media option that you are using is the destination. In the File name textbox, type Junk2 and click Save.15. Close the Notepad application.16. Using Explorer, rename the Junk2.txt file to Junk2.abc. A rename warning box appears stating that, “If you change a filename extension, the file may become unusable.” It also asks, “Are you sure you want to change it?” Select Yes. Notice the file icon after the change.How is the icon different from before? 17. Double-click the Junk2.abc icon.What happened when you double-clicked the Junk2.abc icon? ................
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