You have read/write permission on an ordinary file foo. You have just run ln foo bar. What would happen if you ran rm foo?

A. foo and bar would both be removed.

B. foo would be removed while bar would remain accessible.

C. foo would be removed. bar would still exist but would be unusable.

D. Both foo and bar would remain accessible.

E. You would be asked whether bar should be removed.

You are experimenting with a binary in /tmp/foo.d that expects its configuration file at /etc/foo.conf. You don't want to save it there, but use a symbolic link to /tmp/foo.d/foo.conf instead. Which command would accomplish that?

A. ln -s /tmp/foo.d/foo.conf /etc/foo.conf

B. ln /tmp/foo.d/foo.conf /etc/foo.conf

C. ln -s /etc/foo.conf /tmp/foo.d/foo.conf

D. ln /etc/foo.conf /tmp/foo.d/foo.conf

Which of the following commands would display the lines containing capital letters form the file "turkey.txt"?

A. cat turkey.txt|wc -|

B. grep -n [A-Z] turkey.txt

C. cat turkey.txt|wc -w [A-Z]

D. grep -v [A-Z] < turkey.txt

E. for [A-Z] in turkey.txt | count

Which file should be edited to select the network locations from which Debian installation package files are loaded?

A. /etc/dpkg/dpkg.cfg

B. /etc/apt/apt.conf

C. /etc/apt/apt.conf.d

D. /etc/apt/sources.list

E. /etc/dpkg/dselect.cfg

Users may create and edit a configuration file in their home directory that can tell the X window system what window manager they wish it to start when they log in. What file is that?

A. $HOME/.wmrc

B. $HOME/.startx

C. $HOME/.Xdefaults

D. $HOME/.xserverrc

E. $HOME/.xinitrc