Everything is Linux

Wednesday, November 19, 2014

Quiz1 - Red Hat Linux

Red Hat Linux

1. Communication through telnet is in encrypted form. True or False?

a. True
b. False


2. in which file, default runlevel is set?

a. /etc/init.conf
b. /etc/rc.sysinit
c. /etc/boot.conf
d. /etc/inittab

3. Which is the option used along with ls to see hidden files in a directory?

a. -a
b. -h
c. -s
d. -A

4. Which is the default configuration file for FTP Daemon/Service?

a. /etc/ftp.cfg
b. /etc/vsftpd/vsftpd.conf
c. /etc/sftpd/sftpd.conf
d. /etc/ftp.conf

5. Which file should be edited to set hostname?

a. /etc/hosts
b. /etc/sysconfig/network
c. /etc/nss.conf
d. /etc/hosts.allow

6. What is the command to delete all the iptable rules?

a. iptables -D
b. iptables -F
c. iptables -d
d. iptables delete all

7. How to get list of files installed by a package? (Package already installed in system)

a. rpm -qf package name
b. rpm -ql package name
c. rpm -qv package name
d. rpm -qd package name

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?

a. Yes.
b. No

10. What is the command to see IP configuration in a system?

a. ifconf
b. ifconfig
c. ipconfig

d. ifnet

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