Linux / Unix: please help as much as you can. Thanks.

(1) What do the following commands do?

$ mv /tmp/abc . $ mv /tmp/cbs/ $HOME $ cp -rp /etc/init.d $HOME/cbs

(2) List name(s) of commands available in Unix system for the following: to create a directory structure project.d/project.d/project.d from your home directory without using multiple commands.

(3) Using vi how will you do the following?

a. Import the output of the command ls -l into your file b. Execute the command pwd when you are in vi session and come back to the vi session c. Delete 100 lines from the current cursor position