Problem 6 (12 points): Answer each of the following questions assuming the permissions settings string is -rwxr-xr a) Is this a file or a directory? b) Who has the most control in this case: the user, the group, or others? c) Who has both read and execute permission, but doesn't have write permission (can select more than one): the user, the group, or others? d) Who has read permission (can select more than one): the user, the group, or others? e) Who has write permission (can select more than one): the user, the group, or others? f) The primary purpose of permissions/ownership in UNIX is Problem 7 (12 points): Answer the following questions about the chmod command a) Numeric notation uses digits to represent the permission bits to be set, whereas symbolic notation uses b) Using symbolic notation, how would you add read and write permission for the to identify the user type and permissions rou c) Using symbolic notation, how would you set the permission of the user to be read and write, but no execute? d) Using numeric notation, how would you assign the permission string -rwxr-x--x? e) Using numeric notation, how would you assign the permission string fIn Linux, if you have a link to a file rather than the actual file, can you change the permissions of the link using chmod? (hint: look up the Linux man page for chmod)? g) Which Unix command allows you to change the owner of a file