week-1-lecture-exercise-solution

CHC4010 DevOps Week 1 – Lecture Exercises Using the Command Line

Task 2: Navigate the file system

1. Find out the current directory and open it in finder/file explorer. For Linux terminal, use the command pwd to find out the location of the current directory. For Windows Powershell, the location of the current directory will be shown before the prompt. To open the current directory in finder/file explorer: Linux: open . Windows: start .

2. Find out all the files and child directories (subfolders) in the current directory (including the hidden ones) and the time when they are last modified. Linux: ls -a Windows: ls -Hidden

3. Go into the child directory Documents.cd Documents

4. Go into the parent directory of your home directory.cd ~/..

5. Go to the root directory. Linux: cd / Windows: cd C:\

Task 3: Navigate the file system

1. In your home directory, create a new folder called dops.cd ~mkdir dops

2. In the dops folder, create a new file test.txt.cd dops Linux: touch test.txt Windows: ni test.txt

3. Write the content list of your home directory into test.txt, followed by the sentence “This is my home directory”.ls .. > test.txtecho “This is my home directory” >> test.txt

4. Open test.txt to check it has the correct content. Linux: open test.txt Windows: start test.txt

5. In dops folder, make a new folder week1.mkdir week1

6. Copy test.txt into week1 folder and rename it to home_dir.cp test.txt week1mv week1/test.txt week1/home_dir.txt

7. Delete the test.txt file that’s directly under dops folder.rm test.txt

8. In dops folder, create 4 python files with whatever names you like.ni hello.pyni hello1.pyni hello2.pyni hello3.py Use touch instead of ni for Linux.

9. Move these python files into week1 folder.mv *.py week1

10. Delete all python files in week1 folder but leave home_dir.txt intact, with only one line of command.rm week1/*.py