RH202 Exam Dumps : RHCT (Redhat Certified Technician) RH202

You are working as a System Administrator at Certpaper. Your Linux Server crashed and you lost every data. But you had taken the full backup of user’s home directory and other System Files on /dev/st0, how will you restore from that device?

Answer and Explanation:

1. Go to on that directory where you want to restore.

2. restore –rf /dev/st0

To restore from backup we use the restore command. Here backup will restore from /dev/st0 on current Directory.

Create the partition having 100MB size and mount it on /mnt/neo

Answer and Explanation:

• Use fdisk /dev/hdaTo create new partition.
• Type nFor New partitions
• It will ask for Logical or Primary Partitions. Press l for logical.
• It will ask for the Starting Cylinder: Use the Default by pressing Enter Key.
• Type the Size: +100MYou can Specify either Last cylinder of Size here.
• Press P to verify the partitions lists and remember the partitions name.
• Press w to write on partitions table.
• Either Reboot or use partprobe command.
• Use mkfs –t ext3 /dev/hda? Where ? is your partition number
• Or
• mke2fs –j /dev/hda? To create ext3 filesystem.
• mkdir /mnt/neo
• vi /etc/fstab
• Write:
• /dev/hda?/mnt/neoext3defaults1 2
• Verify by mounting on current Sessions also:
• mount /dev/hda? /mnt/neo

Dig Server1.example.com, Resolve to successfully through DNS Where DNS server is 172.24.254.254

Answer and Explanation:

#vi /etc/resolv.conf

nameserver 172.24.254.254

# dig server1.example.com

#host server1.example.com

DNS is the Domain Name System, which maintains a database that can help your computer translate domain names such as to IP addresses such as 216.148.218.197. As no individual DNS server is large enough to keep a database for the entire Internet, they can refer requests to other DNS servers.

DNS is based on the named daemon, which is built on the BIND (Berkeley Internet Name Domain) package developed through the Internet Software Consortium

Users wants to access by name so DNS will interpret the name into ip address. You need to specify the Address if DNS server in each and every client machine. In Redhat Enterprise Linux, you need to specify the DNS server into /etc/resolv.conf file.

After Specifying the DNS server address, you can verify using host, dig and nslookup commands.