Commands in the video
1 clear
2 pwd
3 cd tmp
4 mkdir tmp
5 cd tmp
6 ls
7 mkdir here
8 ls -li
9 touch 1
10 ls -li
11 ln -s here there
12 ls -li
13 ln -s 1 2
14 ls -li
15 ln 1 3
16 ls -li
17 cd there
18 pwd
19 ls
20 ls -l
21 ln -s .. crazy
22 ls -li
23 cd crazy
24 ls
25 cd here
26 ls
27 cd crazy
28 ls
29 pwd
30 pwd -p
31 pwd -P
32 cd /home/ec2-user/tmp
33 pwd
34 pwd -P
35 ls -l
36 echo "What are you doing" (angle braket not allowed) 1
37 cat 1
38 cat 2
39 cat 3
40 ls -li
41 rm 1
42 cat 3
43 cat 2
44 ls -li
45 mv 3 1
46 ls -li
47 cat 2
48 cat 1
49 rm 1
50 ls -l
51 ls -li
52 rm 2
53 df -h
54 cat /etc/fstab
2