file system (solaris) quest

what is file system ?
It is set of control structure which prepare a disk to store, retrieve, and manipulate the data in a predefined manner.
In one word It controls the files and directories on the disk space

All of the following are the questions about file system that are very useful in interview point of view so find the answers before going to any solaris

1. Create a file system and mount it on a directory.
2. Observe the various options in creating a file system.
3. Check out the various fields in the /etc/vfstab and /etc/mnttab file.
4. Check out the location where the default file system being defined.
5. Find out the min free space for a file system and try to increase or decrease it.
6. Check out the options available in the format utility.
7. Check out the physical paths and the instance names of the devices in the path_to_inst file.
8. Check out the backup super block information without creating a file system on a mounted file system.
9. Try to mount the CD ROM manually.
10. Check out the options like logging, exec and large file, read only, intr in the mount command.