Problem
1. A file in a file system with a block size of 1024 bytes contains 1026 bytes. How many bytes of disk space does it occupy?
2. Does the owner always belong to the same group as the group owner of a file? 4.3 Explain the significance of the following commands:
(i) ls -ld .,
(ii) ls -l .. .
3. Create a file foo. How do you assign all permissions to the owner and remove all permissions from others using
(i) relative assignment and
(ii) absolute assignment? Do you need to make any assumptions about foo's default permissions?