1. Communication through telnet is in encrypted
form. True or False?
2. in which file, default runlevel is set?
3. Which is the option used along with ls to see
hidden files in a directory?
4. Which is the default configuration file for FTP
5. Which file should be edited to set hostname?
6. What is the command to delete all the iptable
7. How to get list of files installed by a
package? (Package already installed in system)
8. Which is the following are correct with respect
to service and port?
a. telnet-23, ssh-22, smtp-25
b. telnet-22, ssh-25, smtp-110
c. telnet-22, ssh-25, pop=110
9. Is it possible to configure password less login
between two servers through ssh session?
10. What is the command to see IP configuration in