These are list of command i typed on opensuse terminal and evolve lots of doubt around ,that i can't answer.

Code:

COMMAND 1   linux-xavv:/ # cd
COMMAND 2   linux-xavv:~ #

Does above command 1 and command two with red labelled sign make different meaning or same .

1

Code:

linux-xavv:/ # pwd
/

what does that (/) means in above


2

Code:

linux-xavv:/ # cd
linux-xavv:~ # pwd
/root

After clicking cd in command line . my working directory is changed to /root .
what is difference between question 1 and 2 . Am i a root or other user

3

Code:

linux-xavv:~ # su james
james@linux-xavv:/root> pwd
/root

even after entering a user as james. i still found my working directory is /root.
am i in root or in user James account.

4

Code:

james@linux-xavv:/root> cd..
james@linux-xavv:/> pwd
/

5

Code:

james@linux-xavv:/> su
Password: 
linux-xavv:/ # pwd
/

i return to root access and found / ..does that mean i am in root or any thing else

Code:

linux-xavv:/ #