'''3. Which file stores the static hostname to IP address mapping ?'''
/etc/sysconfig/networking/profiles/default/hosts
How about: Static mappings of hostnames to IP addresses are stored in the file '/etc/hosts'.
'''4. Which file stores the DNS servers IP addresses ?'''
/etc/sysconfig/networking/profiles/default/resolv.conf I think DNS server IP addresses are stored in the file is: '/etc/resolv.conf'.
'''5. What information is stored in /etc/sysconfig/network file ?'''
