JAWABAN NDG LINUX CHAPTER 15 - CHAPTER 16

WRONG - See section 15.7.2

Which of the following commands set "other" permissions on file to r-x?

• chmod o=r+x file

CORRECT - See section 15.7.3

Which of the following commands sets "other" permissions on file to r-x?

• chmod 775 file

CORRECT - See section 15.7.2

Only one set (user, group, other) of permission can be changed at once using the symbolic method.

• False

WRONG - See section 15.2

The chgrp command can be used to change the owner and group of a file.

• True

CORRECT - See section 15.7.3

Octal notation uses the following values for the permissions granted:

• r = 4, w = 2, x = 1

CORRECT - See section 15.7

Which of the following permissions would allow all users to add, view, and delete files in a directory?

• 777

CORRECT - See section 15.5

The chgrp command can be used on a file by:

• The file owner and root

CORRECT - See section 15.6

The chown command can be used to change the user owner on a file by:

• Only root

CORRECT - See section 15.9

The "execute" permission is never set on files by default.

• True

CORRECT - See section 15.7

The user owner of a file will always have the same or higher permissions as "other".

• False

JAwaban lain ada DISINI

Chapter16

CORRECT - See section 16.9

The /tmp directory is a temporary directory and will not exist on a system at all times.

• False

CORRECT - See section 16.7

The "sticky bit" permission...

• ...prevents others from removing files they don't own from a common directory.

CORRECT - See section 16.7

Which of the following commands will set the "sticky bit" on /shared ?

• chmod 1777 /shared

CORRECT - See section 16.3

The "setuid" permission...

• ...allows a command to be run as the file owner.

CORRECT - See section 16.6

Which of the following commands will set setgid on /shared ?

• chmod 2777 /shared

CORRECT - See section 16.5

Setting setgid on a directory...

• ...will set the group owner of all files created in the directory to the group owner of the directory.

CORRECT - See section 16.8.3

Deleting a source file will break an associated hard link.

• False

WRONG - See section 16.8.3

A source file and a symbolic link must be part of the same file system.

• True

CORRECT - See section 16.8.1

Which of the following commands would create a hard link, link to file?

• ln file link

CORRECT - See section 16.8.2

Which of the following commands would create a symbolic link, link to file?

• ln -s file link