Linux 12 Flashcards
A subnet mask is used to differentiate the host portion from the network portion in a TCP/IP address. True or False?
True
Which Windows program is often used to connect to a Linux server via SSH?
Putty
Standalone daemons are started on demand using inetd or xinetd. True or False?
False
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?
/etc/resolv.conf
To test DNS configuration by resolving a host name to IP address, which command can you see?
nslookup hostname
Which command can be used to modify the route table on a Linux computer?
route
Which file holds the methods to be used and the other in which they will be applied for host name resolution?
/etc/nsswitch.conf
What is a means available to resolve a host name to the appropriate TCP/IP address?
DNS
SSH encrypts all traffic that passes across the network, whereas telnet does not. True or False?
True
What devices are used to transfer information from one network to another?
Router
Which of the following are graphical remote administration technologies?
VNC
The daemons associated with network services listen for network traffic associated with a particular:
Port
The TCP/IP address of 127.0.0.1 is also referred to as the:
loopback Address
The line that configures the host name for the computer at boot time can be found /etc/sysconfig/network. True or False?
True
Which command would be used to activate the NIC aliased as eth0?
ifup eth0
Which of the following port numbers is associated with telnet?
23
Which file would you modify to permanently change the TCP/IP address of the first wire NIC on a Fedora 20 system?
/etc/sysconfig/network-scripts/ifcfg-eth0
Before a computer can use a router, what configuration information must it be provided?
default Gateway
Which of the following are stand-alone daemons?
apache (httpd)
Which of the following utilities can be used to check TCP/IP configuration and test network connectivity?
ping
