Challenge 03 - Handling files

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Description

In this challenge you will learn basic commands about file manipulation such as create, rename, find and remove files.

• Find in the /var directory all the files that have been modified in the last 60 minutes
• Show the type of file of /bin/htop, /etc/passwd and /usr/bin/passwd
• Go to your home directory and download azure-linux.svg and InfographicRC2.pdf
• Display the type of file of azure-linux.svg and InfographicRC2.pdf
• Rename azure-linux.svg to azure-linux.pdf
• Display the type of file of azure-linux.pdf and InfographicRC2.pdf
• Create a directory ~/lab and enter it.
• Create the file today.log and the file yesterday.log in lab.
• Check the creation date and time
• Change the date on yesterday.log to match yesterday’s date
• Check the creation date and time again
• Create a directory ~/mybackup and copy all files from ~/lab into it
• Use one command to remove the directory ~/mybackup and all files under it
• Create a directory ~/logbackup and copy the *.log files from /var/log into it
• Count the number of times ‘linux’ appears in the file /etc/wgetrc
• Count the number of words from the file /etc/hdparm.conf

Success Criteria

1. Show all the files that have been modified in the last 60 minutes within /var
2. Make sure you checked the different file types of the files /bin/htop, /etc/passwd and /usr/bin/passwd
3. Ensure you were able to download the files azure-linux.svg and InfographicRC2.pdf successfully into your home directory
4. Confirm the different file types
5. Validate the renaming of azure-linux.svg to azure-linux.pdf
6. After the renaming of the extension, check if the file type was changed
7. Make sure the directory was successfully created and that you are inside of the directory
8. Check if files were created correctly inside the ~/lab directory
9. Confirm the creation date and time for each file
10. Make sure you have changed the date properly to yesterday’s date
11. Confirm if the creation date and time were defined as expected
12. Validate if the all files from ~/lab were successfully placed into ~/mybackup
13. Make sure if you were able to remove everything using just one command
14. Show all log files copied from /var/log into ~/logbackup
15. Confirm how many lines exist in /etc/wgetrc
16. Confirm how many words exist in /etc/hdparm.conf

Learning Resources

• The Shell