need answered quick

Select the answer which best describes what a partition is. Select All of these answers if all answers apply. a region on a storage device for storing data All of these answers a partition is required to be created before a filesystem can be created a region on a storage device where each region can be managed separately a partition is identified by its' first and last cylinders, a bootable flag, and a filesystem type Select the answer which best describes what a partition is. Select None of these answers if no answers apply. a software tool for managing data a table which holds a list of inode numbers a hard disk drive is a partition /dev/sda is a partition None of these answers Select the octal permissions that match the symbolic mode: r---W- --X Select None of these answers if no answers apply. None of these answers 632 543 421 321 What would the following symbolic permissions be in octal mode: -wxr-xr-- Select None of these answers if no answers apply. 354 456 543 567 None of these answers Select the octal permissions that match the symbolic mode: rw- -WX --X Select None of these answers if no answers apply. None of these answers 543 531 421 321