Which of the following commands creates an ext3 filesystem on /dev/sdb1? (Choose TWO correct answers.)
/sbin/mke2fs -j /dev/sdb1
/sbin/mkfs -t ext3 /dev/sdb1
/sbin/mkfs -c ext3 /dev/sdb1
/sbin/mke3fs -j /dev/sdb1
Referência recomendada para estudo
The mke2fs -j command creates an ext3 filesystem (the -j adds a journal). Alternatively, mkfs -t ext3 is a wrapper command that calls mke2fs for ext3.
mke2fs -j
mkfs -t ext3