Complex sentence: RAID 5 (block-level striping with distributed parity) distributes parity along with the data and requires all drives but one to be present to operate; the array is not destroyed by a single drive failure.
Split into simpler sentences: RAID 5 (block-level striping with distributed parity) distributes parity along with the data and requires that all drives but one be present to operate. The array is not destroyed by a single drive failure.