Comptia Linux +, Ch. 12

default gateway

Before a computer can use a router, what configuration information must it be provided?

​loopback address

The TCP/IP address of 127.0.0.1 is also referred to as the _____.

port

The daemons associated with network services listen for network traffic associated with a particular _____.

True

The line that configures the host name for the computer at boot time can be found in /etc/hostname. True or False?

DNS, /etc/hosts

What are two means available to resolve a host name to the appropriate TCP/IP address? (Choose two answers.)

Putty

Which Windows program is often used to connect to a Linux server via SSH?

​ifup eth0

Which command would be used to activate the NIC aliased as eth0?

​/etc/nsswitch.conf

Which file holds the methods to be used and the order in which they will be applied for host name resolution?

​/etc/sysconfig/network-scripts/ifcfg-eth0

Which file would you modify to permanently change the TCP/IP address of the first wired NIC on a Fedora 20 system?

VNC, ​ssh-X

Which of the following are graphical remote administration technologies? (Choose all that apply.)

23

Which of the following port numbers is associated with telnet?

ifconfig, netstat -i, ping

Which of the following utilities can be used to check TCP/IP configuration and test network connectivity? (Choose all that apply.)

route, ip

Which two commands can be used to modify the route table on a Linux computer? (Choose two answers.)

True

​A subnet mask is used to differentiate the host portion from the network portion in a TCP/IP address. True or False?

True

​SSH encrypts all traffic that passes across the network, whereas telnet does not. True or False?

False

​Standalone daemons are started on demand using inetd or xinetd. True or False?

host hostname, dig hostname, nslookup hostname

​To test DNS configuration by resolving a host name to IP address, which command or commands can you use? (Choose all that apply.)

routers

​What devices are used to transfer information from one network to another?

​/etc/resolv.conf

​Which file stores the TCP/IP addresses of the DNS servers used to resolve host names if no DNS servers are specified within the network configuration file for the NIC?

DNS (named), Apache (httpd)

​Which of the following are stand-alone daemons? (Choose all that apply.)