How to use "cron" to create scheduled task
Minimum time cycle: 1 minute
Use crontab -e edit scheduled task
25 10 * * * (/bin/bash /your/scripts/dir/test.sh)
If user Environment Variable need to be used, you need add . /etc/profile and . ~/.bash_profile in your scripts:
test.sh
#!/bin/bash
. /etc/profile
. ~/.bash_profile