Google IT Support Professional Certificate • STUDY MODE
PERMISSIONS
QUESTION 1 OF 11
What are the basic linux file permissions? Check all that apply.
Great job! The three basic file permissions in Linux are read, write, and execute.
A
ReadCorrect Answer
B
WriteCorrect Answer
C
Modify
D
ExecuteCorrect Answer
QUESTION 2 OF 11
Youre given the output of an ls -l of a file in Linux.
1 ls -l books_file
2
3 dr-x-wxr-- 1 phelan cool_group 0 Aug 20 11:10 books_file
Answer the following question: What does the first character of output signify?
Awesome work! The first character in output reflects the type of directory entry; in this case, a directory.
A
books_file is a directoryCorrect Answer
B
The file owner has delete permissions
C
books_file is a disk device
D
The file owner is a class D user
QUESTION 3 OF 11
You're given the output of an ls -l of a file in Linux.
1 ls -l books_file
2
3 dr-x-wxr-- 1 phelan cool_group 0 Aug 20 11:10 books_file
Answer the following question: Who does the last trio of bits (r--) in the file permission and attributes refer to?
Great job! The last trio of permission bits refers to the permission of all other users on the machine.
A
File owner
B
Group file belongs toCorrect Answer
C
Regular file
D
All other users
QUESTION 4 OF 11
You're given the output of an ls -l of a file in Linux.
1 ls -l books_file
2
3 dr-x-wxr-- 1 phelan cool_group 0 Aug 20 11:10 books_file
Answer the following question: What permissions does the second trio of bits (-wx) give you? Check all that apply.
Great work! w and x are the write and execute permissions.
A
ExecuteCorrect Answer
B
Read
C
WriteCorrect Answer
D
Group file belongs to
QUESTION 5 OF 11
If I wanted to change permissions of a file called honey_bears, what command could I use to grant write access to the owner of the file without changing other permissions? The owner currently only has read access to the file. Check all that apply.
You nailed it! You can use the symbolic or numerical form of chmod to modify permissions, but to use the numerical form you need to know what all of the existing permissions are to avoid unintended changes
A
chmod u+w honey_bearsCorrect Answer
B
chmod o+w honey_bears
C
chmod 644 honey_bears
D
chmod 400 honey_bears
QUESTION 6 OF 11
A(n) ____ user is someone who's given restricted access to a machine.
Great work! A standard user is someone who can be restricted from installing applications and making other changes on a machine.
A
local
B
domain
C
standardCorrect Answer
D
administrator
QUESTION 7 OF 11
A(n) _____ is a user who has complete control over a machine.
Nice job! Adminstrators are not restricted on a machine; they manage standard users
A
local
B
domain
C
standard
D
administratorCorrect Answer
QUESTION 8 OF 11
Users that are categorized together by levels of access and permissions are added to _____.
You got it! Users with the same access and permission levels can be grouped together for easier maintenance.
A
groupsCorrect Answer
B
directories
C
domains
D
files
QUESTION 9 OF 11
What's the name of the first user that gets created on a Linux machine, the OS superuser?
Wohoo! The first user that gets created on a Linux machine is root.
A
admin
B
rootCorrect Answer
C
superuser
D
administrator
QUESTION 10 OF 11
Which special permission bit is used to allow a file to be run as the owner of the file?
Great job! The SetUID bit is used to allow a file to be run as the owner of the file.
A
SetUIDCorrect Answer
B
SetGID
C
Sticky bit
D
Super bit
QUESTION 11 OF 11
Which special permission bit is used to allow a file to be written to by anyone, but only removable by the owner or root?
Wohoo! The sticky bit allows the file to be modified by anyone, but only removed by the owner or root.
A
SetUID
B
SetGID
C
Sticky bitCorrect Answer
D
Read
Ready to test your recall?
What are the basic linux file permissions? Check all that apply.
Great job! The three basic file permissions in Linux are read, write, and execute.
💡Select all 3 correct answers before submitting (0 of 3 selected).