Linux Foundation Certified for System Administrators Exam

Sample Questions:

Which of the following fields are available both in the global / etc / crontab as well as in specific crontab file for the user?

Year

minute

Username

Command

None

What command can be used to delete a group from a Linux system?

groupdel

groupmod

groups

groupedit

None

It converts bitmap images from one format to another like PNG to JPEG.

It converts bitmap images from one format to another like PNG to JPEG.

It verifies that the root directory structure conforms to all the conventions of the Filesystem Hierarchy Standard (FHS).

It occurs that the tree conforms root for all the conventions of the Filesystem Hierarchy Standard (FHS) Change the mode of a inode in the file system ext4.

It converts files from one character encoding to another.

If neither nor cron.allow cron.deny exist in / etc /, which of the following statements is true?

Without further configuration, users can not have user-specific crontabs.

Without further configuration, all users can have user-specific crontabs.

The cron daemon will refuse to start and report the missing files in the system log file.

When a user creates a particular user crontab system administrator must approve explicitly.

None

Which of the following commands can remove a user from a group?

grouprm

groupmod

passwd

user groups

usermod