Rhcsa Exam Practice Questions and Answers (100% Pass)
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Module
RHCSA
Institution
RHCSA
Rhcsa Exam Practice Questions and Answers (100% Pass)
command is used to show or temporarily modify devices, routing, policy
routing, and tunnels. - Answer️️ -/sbin/ip
show eth0 addre - Answer️️ -ip addr show eth0
show eth0 addr rx tx - Answer️️ -ip -s link show eth0
show routing t...
Rhcsa Exam Practice Questions and Answers (100% Pass)
command is used to show or temporarily modify devices, routing, policy
routing, and tunnels. - Answer✔️✔️-/sbin/ip
show eth0 addre - Answer✔️✔️-ip addr show eth0
show eth0 addr rx tx - Answer✔️✔️-ip -s link show eth0
show routing table - Answer✔️✔️-ip route
show ipv6 routing table - Answer✔️✔️-Ip -6 route
Thexxx command displays or temporarily modifies the system's fully-
qualified hostname. - Answer✔️✔️-hostname
what is checked first by stub resolver - Answer✔️✔️-cat /etc/hosts
what file controls this: If an entry is not found in that file the stub resolver
looks for the information from a DNS nameserver. - Answer✔️✔️-cat
/etc/resolv.conf
the xxx command can be used to test hostname resolution. - Answer✔️✔️-
getent hosts hostname
To change a NetworkManager-managed eth0 interface from using DHCP
to using a static IP address: - Answer✔️✔️-IPv4 Settings tab
... - Answer✔️✔️-On the Method drop-down menu, change Automatic
(DHCP) to Manual
what are the editing interface config files? - Answer✔️✔️-
/etc/sysconfig/network-scripts/ifcfg-<name>, where <name> refers to the
name of the device that the configuration file controls
T/F If NetworkManager is running, any changes made to the ifcfg-* files
take affect immediately. - Answer✔️✔️-TRUE
where are networkmanager dns servers? - Answer✔️✔️-/etc/resolv.conf
where is static config? - Answer✔️✔️-/etc/sysconfig/network-
scripts/route-<name>.
how to set network setting manually? - Answer✔️✔️-
NM_CONTROLLED=no to the ifcfg-*
s used to specify the fully-qualified hostname and may specify a static
default route if DHCP is not in use: - Answer✔️✔️-/etc/sysconfig/network
specifies the IP addresses of DNS servers and the search domain. -
Answer✔️✔️-/etc/resolv.conf
how to bring network interface down? - Answer✔️✔️-ifdown eth0
how to bring network interface up? - Answer✔️✔️-ifup eth0
when chg sys config, what 3 things to remember? - Answer✔️✔️-1. modify
config 2. restart a service 3. verify the change
What command would you use to view your current IP Address and
Subnet Mask? - Answer✔️✔️-ip a
In which configuration file do you set a systems hostname? - Answer✔️✔️-
/etc/sysconfig/network
where are network scripts? - Answer✔️✔️-in /etc/sysconfig/network-
scripts
how to find the fqdn? - Answer✔️✔️-hostname
host name to ip or reverse is in? - Answer✔️✔️-cat /etc/hosts
what controls query? - Answer✔️✔️-/etc/resolv.conf
What are the two config files for Postfix called? - Answer✔️✔️-The two main
config files are master.cf and main.cf.
Sendmail is the default SMTP service for Red Hat Enterprise Linux 6. True
or False? - Answer✔️✔️-False. The default SMTP service has been changed
to Postfix in Red Hat Enterprise Linux 6.
What protocols are used with Dovecot? - Answer✔️✔️-Dovecot supports the
POP3, POP3S, IMAP, and IMAPS protocols.
What command-line program can you use to check your mail? -
Answer✔️✔️-Typing the mail or mutt command allows you to read mail
from the command line.
What command can you use to create a new SSL certificate? - Answer✔️✔️-
Use the /usr/share/doc/dovecot-1.0.7/examples/mkcert.sh command
after editing the /etc/pki/dovecot/dovecot-openssl.cnf file.
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