Class 9 Quiz

Question 1

By default, which account is the owner of a file or directory?

Answer 1

the account that created it

Question 2

Name the three types of access permissions.

Answer 2

read, write and execute

Question 3

Name the three categories of accounts which are used in assigning access permissions.

Answer 3

owner, group, everyone else

Question 4

Who can change the access permissions on a file or directory?

Answer 4

only the owner

Question 5

What would you enter on the command line if you wanted to see the access permissions of entries in your current directory?

Answer 5

ls -l

Question 6

What is the name of the command you would use to change the access permissions for a file or directory?

Answer 6

chmod

Question 7

Three numbers can be used to specify access permissions when using the command above. Each of these numbers can only be in a certain range. What is the maximum and minimum for each of these three numbers?

Answer 7

0 to 7

Question 8

If the file work.shhas the permissions given below, what could the owner of the file do?
-rwxr-x–x 1 ghoffman grad 0 Sep 27 11:08 work.sh

Answer 8

read, write and execute

Question 9

If the file work.shhas the permissions given below, what could the group do?
-rwxr-x–x 1 ghoffman grad 0 Sep 27 11:08 work.sh

Answer 9

read and execute

Question 10

If the file work.shhas the permissions given below, what could everyone else do?
-rwxr-x–x 1 ghoffman grad 0 Sep 27 11:08 work.sh

Answer 10

only execute