what signal does the kill command send by default?

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Utilisateur anonyme · Accepted Answer

How many bits does Linux use to encrypt file permission?

Raviteja Ainampudi · Answer

Example: chmod 0755 
0 - Indicates special file permissions. 755 indicates  read, write and executable permissions for User, Group and Others. 

Example2: chmod  ugo+rwx is equilvalent to adding read, write and execute permissions to (u)ser, (g)roup and (o)thers.   + is used to append file permissions. - is used to removed file permissions. 

Special File permissions: 
0 - No special file permissions. 
1 -  Set Sticky bit
2 - Set  SGID
4 - Set  SUID

Utilisateur anonyme · Answer

The kill command sends a signal to a process. If you don't specify which signal to send, by default the TERM signal is sent, which terminates the process if it has been handled by the process.

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