True or False

1. The setfacl --modify (or -m) adds or modifies one or more rules in a files ACL.

2.the setfacl command can take permissions in both the octal or rwx representation.

3.The mask in setfacl command limits the effective permissions granted to ACL groups and users.

4. It is possible to distinguish a file from a hard link to a file

5.GNU Privacy Guard is an implementation of the OpenPGP which specifies the protocol for encrypting and signing e-mail messages and certificates used to securely exchange encryption keys.

6. The gpg command is used to encrypt sensitive files.

7.Changing file permission is one way to protect your files from unauthorized users.

8. Which command can be used for displaying a file's Access Control List on a Linux machine?