A system is running out of swap space. To initialise 5GB of additional swap space, which
combination of commands should be used?
A.
mkswap /tmp/swapfile 512000; swapon /tmp/swapfile
B.
touch -5G /tmp/swapfile; swapon /tmp/swapfile
C.
dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; swap on /tmp/swapfile
D.
dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile;
swapon /tmp/swapfile
E.
dd if=/dev/zero of=/tmp/swapfile bs=1024 count=5120000; mkswap /tmp/swapfile; mount
/tmp/swapfile