A.mount

B.lsmounts

C.cat /proc/self/mounts

D.free

E.cat /proc/filesystems

A.vi starts in command mode and opens a new empty file.

B.vi starts and requires the user to explicitly either create a new or load an existing file.

C.vi starts and opens a new file which is filled with the content of the vi buffer if the buffer contains text.

D.vi starts and loads the last file used andmoves the cursor to the position where vi was when it last exited.

E.vi exits with an error message as it cannot be invoked without a file name to operate on.

A.It repeats the execution of a command using different parameters for each invocation.

B.It passes arguments to an X server.

C.It allows specifying long options (like --help) for commands that normally only accept short options (like - h)

D.It reads standard input and builds up commands to execute.

E.It asks a question, graphically, and returns the answer to the shell.

A.grub-install /dev/sda0

B.grub-install current /dev/sda0

C.grub-install /dev/sda1

D.grub-install current /dev/sda1

E.