Linux tutorial homework

homework.md

Homework

1. Find out which shell you are using

2. Find out where you are in file system

3. Go to home directory

4. Create a folder named homework

5. List the contents of home directory to a file named ~/homework/home_dir.txt

6. Same as previous but also showing hidden files and permissions. Name it ~/homework/home_dir_all.txt

7. Change to homework directory

8. Create an empty file named empty.txt

9. Make empty.txt a hidden file

10. Create a folder called private and change permissions so that only you can access it

11. Read the man page for the command seq

12. Use the command seq to generate a file with numbers from 1 to 1000

13. Bonus... use command seq to generate a file containing a list of ips from 10.2.8.1 to 10.2.8.254. Hint seq -f

14. Bonus 2: use command seq to generate a file named apples.txt containing the following:

10 apples
11 apples
12 apples
13 apples
14 apples
15 apples
16 apples
17 apples
18 apples
19 apples
20 apples

hints: seq -s hint 2: new line needs to be escaped as \\n

15. If you cannot complete bonus 2 create the file manually using vi

16. Use sed to create a pears.txt file from the apples.txt file it should contains pears instead of apples

17. Create a pairs_5.txt file using either sed or grep to only contain the lines where the numbers end in 5 or zero. Hint: math will not be used. (string manipulation)

18. Create the following file ~/level1/level2/level3/level4/level5/level6/linux.txt

19. Copy the ~/level1 directory with all the subdirectories to a folder called level1_copy Hint: cp -r

20. Create a bash script where the user places a path and the script lists all the files in that path. name it myls.sh

To Take Home:

1. Complete vimtutor

2. Update and upgrade all packages on your pi

3. Install the git package

4. Use apt-get to remove all unnecessary files