#1
In Linux, what command is used to change the ownership of a file?
#2
What does the 'r' permission in Linux file permissions represent?
#3
Which command is used to change the group ownership of a file in Linux?
chgrp
chgown
groupchown
owngrp
#4
In Linux, what is the purpose of the 'sudo' command?
Switches to the superuser account
Updates the system software
Disables user accounts
Configures network settings
#5
What is the purpose of the 'chsh' command in Linux?
Changes the shell for a user
Configures shared libraries
Modifies system hostname
Sets the system clock
#6
Which command is used to display the Access Control List (ACL) of a file in Linux?
getfacl
aclinfo
showacl
listacl
#7
What is the significance of the 'sticky bit' in Linux file permissions?
Prevents users from deleting others' files in a directory
Allows users to execute a file
Gives superuser privileges
Ensures only the owner can read the file
#8
Which command is used to remove read permission for the group from a file in Linux?
chmod g-r
chgrp -r
chown --group-r
removegroup read
#9
In Linux, what is the octal representation for the read, write, and execute permissions for the owner?
#10
What is the purpose of the 'umask' command in Linux?
Sets the default ACL for a file
Changes the user mask for file permissions
Specifies the default file creation mask
Updates the user's mask for accessing files
#11
Which command is used to grant execute permission to a file in Linux?
chmod +x
chown execute
grant execute
executechmod
#12
What does the 'setuid' permission do in Linux?
Sets the user ID of the owner to the effective user ID of the program
Sets the group ID of the owner to the effective group ID of the program
Sets both user and group IDs to the effective IDs of the program
Sets the permissions for the user ID
#13
What is the purpose of the 'default ACL' in Linux?
Sets default permissions for new files and directories in a directory
Overrides existing file permissions
Resets all ACLs to default values
Enables superuser access to all files
#14
Which command is used to give execute permission to all users for a directory and its subdirectories in Linux?
chmod -R +x
chown -r execute
grant execute -R
executechmod -R
#15
What does the 'setgid' permission do in Linux?
Sets the group ID of the owner to the effective group ID of the program
Sets the user ID of the owner to the effective user ID of the program
Sets both user and group IDs to the effective IDs of the program
Sets the permissions for the group ID