wht is major difference between filesystem & partition
file system means how the files and folders are arranged .
eg: ufs, nfs, hsfs ,pcfs udf etc
Partition means different slices in a disk dirve
A filesystem is a logical, hierarchy of directories and files while a partition is a physical subset of a disk. Whether there is a one to one mapping between both of them will depend on various factors.
Traditional filesystems lay out a single filesystem on a single partition.
Raid based volume managers lay out a single filesystem on more than one partition.
ZFS lay out many filesystems on a single or more partitions, beyond other choices ...
rajaram, are these exam questions or interview questions ? you can get these definitions anywhere easily. Don't understand why you should be asking them here.