RH202 Exam Dumps : RHCT (Redhat Certified Technician) RH202

Deny to all users except root to run cron schedule.

Answer and Explanation:

1.vi /etc/cron.allow

root

or

vi /etc/cron.deny

Write all user name to deny.

/etc/cron.allow, /etc/cron.deny file is used to control users to allow or deny. If /etc/cron.allow file is created only that users are allowed to run cron schedule. Another way to deny to users is /etc/cron.deny write all user name on single line.

Make Successfully Resolve to server1.example.com where DNS Server is 192.168.0.254.

Answer and Explanation: 1. vi /etc/resolv.conf

Write : nameserver 192.168.0.254

Successfully resolv to server1.example.com where your DNS server is 172.24.254.254

Answer and Explanation:

• uk.co.certification.simulator.questionpool.PList@1be8dda0

nameserver 172.24.254.254

• uk.co.certification.simulator.questionpool.PList@1be8de40

On every clients, DNS server is specified in /etc/resolv.conf. When you request by name it tries to resolv from DNS server .