8.10

Question 1

User (the owner of the file)

Answer 1

u

Question 2

Group (any member of the file’s defined group)

Answer 2

g

Question 3

Other (anyone else)

Answer 3

o

Question 4

All (equivalent to all of the above - u, g, and o)

Answer 4

a

Question 5

Displays the current umask setting. The -S switch indicates that a symbolic representation of a mask will be used.

Answer 5

umask
or
umask -S

Question 6

Changes the default umask a number between 000 and 777.

Answer 6

umask number

Question 7

Changes the default umask a symbolic representation of a mask.

Answer 7

umask symbol

Question 8

Use Directory Result File Resul
0 rwx rw-

Answer 8

no premission

Question 9

Use Directory Result File Resul
1 rw- rw-

Answer 9

executive permissions

Question 10

use 2, directory result r-x file result rw-

Answer 10

write permission

Question 11

user 3, directory resultr–

Answer 11

file result r–

Question 12

use 4, -wx, file result -w-

Answer 12

read permission

Question 13

use 5, directory -w-, file result -w-

Answer 13

read and ecevute program

Question 14

use 6, directory result –x, file result —

Answer 14

read and write permissions